Zenith 96.0525.4021/21.M525

The sporty Zenith 96.0525.4021/21.M525 is a high specs timepiece that is built for those who demand a truly reliable luxury watch that could perform flawlessly at any conditions. Not only presented in a rugged titanium construction that is watertight to a remarkable depth of 1000 meters, the watch is also sports the caliber El Primero 4021 SX that delivers a top notch performance of a Swiss chronograph automatic movement.


Delivered in a contemporary modern style, this tough premium wrist watch is one of the Zenith’s Defy Xtreme Open El Primero series line-up that is specifically born to withstand harsh environments, and remains functional even when it brought in the depth of the sea. Every part of it is constructed with an extra durable material such as Titanium, Carbon, and Kevlar, and the watch is built with advance watchmaking technology and complex on-process manufacture that aims for nothing but perfection. For an example, its dial consists of multiple layers of shock resistant Hesalite, glass, carbon fiber and brushed aluminum to ensure its strength and clarity without leaving the aesthetic behind --and so do its other components.

With a power reinforced rugged case that is ultra-shock-resistant and designed to cope with the most extreme situations, couples with its incredible dive depth of 1000m, there is nothing that is "too daring" for the Zenith Defy Xtreme.

Based on its size, it is easy to tell that this Zenith 96-0525-4021-21-M525 watch is an XL (extra large). Its Black sturdy round case that is made of titanium has a diameter of 46.5 mm and approximately 17mm thick, meanwhile, its brushed steel link bracelet that is reinforced with Kevlar lateral inserts and central links made of carbon fiber and composite alloys is tapers from 23mm to 20mm wide, and it comes equipped with a deployant folding clasp to ensure that the watch would remains soundly on the wrist during your whole activities.

On top of its sturdy case, this Zenith Defy features a Black bi-directional rotating bezel that is made of titanium which nicely decorated with stainless steel raised stars, satin finish titanium cone-shapes, and engraved Arabic numeral markers. Encased within, is a scratch resistant sapphire glass that is enhanced with anti-reflective coating on both sides which decently protecting the surface while ensuring an appreciable continual clarity. The caseback is solid, made of titanium and is screwed-in. And along the case’s side, there are a Helium escape valve located at the 10 o’clock position, a titanium screw-in crown with Carbon Fiber inserts which protected with secured protection device at the 3 o’clock position, and two titanium screw-in pushers with carbon fiber inserts for the chronograph at the 2 and 4 o’clock positions respectively.

Just like every Defy Extreme, this Zenith 96.0525.4021/21.M525 sporty watch’s dial is bold and simply captivating with its own distinctive design. Dominant in Black and Silver, this multi-layered dial features an open-worked Black base that is made of carbon-fiber and raised sub-dials that are made of brushed aluminum, complimented with a large, 9-branched silver propeller shaped cover over the exposed escapement of the fitted Zenith El Primero 4021SX below.

Its large sword shaped rhodium-plated steel hour and minute hands, the slimmer central sweep seconds hand, as well as the central mounted power reserve’s hand that covers lower arc of dial feature Red SuperLuminova for an improved visibility. Its 30-minute counter subsidiary at the 3 o’clock position features a 9-branched silver propeller shaped hand with a single SuperLuminova tipping, while the small seconds hand at the 9 o’clock position is a SuperLuminova coated 3 blade propeller shaped. And in addition, the power reserve indicator is represented by those gradually decreased perforations at the dial’s base at six that goes from 5 to 7.

Speaking about the movement, the El Primero 4021 SX fitted in this timepiece is a finely tuned chronograph automatic movement that is specifically designed to be able to keep working in the depth of the ocean. The watch itself has a 1000 m water resistance so that it would be make sense if the calibre powering it is also a high performance one. The 4021SX is Zenith’s own manufacture movement which just like every El Primero Class 4, it perform at a Chronometer grade regardless it has COSC certification or not. Specifically, this Swiss made 13 lignes self-winding movement contains 39 jewels, beats at an amazing rate of 36,000 alterations per hour, and provides around 55 hours of power reserve under full wind.

Anyway, for all of its quality offerings, this Titanium on Kevlar reinforced brushed steel link bracelet silver open dial Zenith Defy Xtreme Open El Primero 96.0525.4021/21.M525 chronograph automatic deep diving ready watch is reasonably priced with an original manufacturer suggested retail price of $22,500.00.

Watch Specification

Brand:	Zenith
Collection:	Defy
Series:	Xtreme Open
Model number:	96.0525.4021/21.M525 Ref. 96-0525-4021-21-M525. also referred as 960525402121M525.
Watch style:	Men, Sporty, Contemporary, Rugged, Diving
Display type:	Analog
Movement:	Swiss automatic Zenith El Primero 4021 SX. In house, manufacture caliber El Primero 4021SX by Zenith (Class 4). Swiss made, automatic self-winding mechanical movement. Chronometer grade officially certified by C.O.S.C. Specs Functions: Three hands, Chronograph with up to 1/10 a seconds accuracy, Small seconds, Power reserve indicator. Size: 13‴ lignes (Ø 30 mm), 7.75 mm height. Automatic Chronograph movement with harmonic plate. 248-parts. 39 jewels. beats at 36,000 vph (5 Hz). provides up to 55 hours of power reserve. Bi-directional winding, central rotor on ball bearings. Chronograph bridge, balance and pallet cocks in shock-absorbing Zenithium Z+. Incabloc anti-shock device. Heavy Metal oscillating weight with carbon fiber inserts. Decorated.
Functions:	Hour, Minute, Seconds, Chronograph, Power Reserve
Dial:	Black and Silver Multi-tiered with open worked Black carbon base and Silver brushed aluminum. Large, Rhodium-plated hour and minute sword-shaped hands, slim central sweep seconds hand and central mounted skeletonized power reserve hand with Red SuperLuminova. Small second at 9 with SuperLuminova coated 3-blade propeller shaped hand. 30-minute counter at 3 with 9-blade propeller shaped hand with a single SuperLuminova tipping. Power reserve indicator at 6 (from 5 to 7).
Window:	Sapphire Crystal scratch resistant, anti-reflective coated on both sides.
Case:	Titanium Round, Ø 46.5 mm, ± 17 mm thick. Black.
Bezel:	Titanium unidirectional rotating bezel. Black, decorated with raised star, cone shaped marker and engraved Arabin numeral.
Caseback:	Solid screwed-in Black titanium. engraved.
Crown:	Screw-down crown Titanium made, protected. fluted. logoed. with two pushers.
Bracelet:	Stainless Steel base Two tone, brushed steel with lateral kevlar insert link bracelet with carbon fiber and composite alloys central links, three-rows. ± 23 mm to 20 mm wide. men standard length.
Clasp:	Deployant folding clasp
Notable Features:	Chronograph Power reserve Open worked dial Rugged with deep diving capability
Water resistant:	1000 m (100 ATM / 3300 feet) suitable for rain, showering, swimming, snorkeling, and diving.
Additional info:	-