One of Cartier’s most iconic modern watches, this Cartier Tank Must SolarBeat™ reference WSTA0138 is presented in perfect condition and supplied as a complete full set from 2026, including the original inner and outer boxes and warranty card.
Originally designed by Louis Cartier in 1917, the Tank remains one of the most recognisable watches ever created. The SolarBeat™ model retains the timeless aesthetics of the original whilst incorporating innovative photovoltaic technology, making it one of the most practical and forward-thinking Tank models available today.
With a current UK retail price of approximately £3,350, this is a fantastic opportunity to acquire a virtually new example.
Key Details
• Model: Cartier Tank Must SolarBeat™ Large Model
• Reference: WSTA0138
• Year: 2026 June
• Case Size: 33.7mm x 25.5mm
• Case Thickness: 6.6mm
• Case Material: Stainless steel
• Dial: Silvered dial
• Hour Markers: Black Roman numerals
• Hands: Blued steel sword hands
• Crystal: Sapphire crystal
• Crown: Beaded crown set with synthetic cabochon-shaped spinel
• Movement: Cartier SolarBeat™ photovoltaic quartz movement
• Water Resistance: 30 metres (3 ATM)
• Strap: Black calfskin leather strap
• Clasp: Steel ardillon buckle
• Guarantee: 12-month mechanical / electrical guarantee
Condition Report
Case: Very good condition with minor light blemishes 9.5/10
Dial: Immaculate silvered dial with crisp Roman numerals.
Crystal: Sapphire crystal completely blemish-free.
Strap: Original black calfskin strap in excellent condition.
Clasp: Original steel buckle in excellent condition.
Overall: Outstanding condition throughout, presenting as close to new as you could hope to find.
Working Order
SolarBeat™ movement operating exactly as intended.
All functions working perfectly.
Supplied with our 12-month guarantee.
Our View
Few watches can claim the design significance of the Cartier Tank. Over a century after its introduction, it remains one of the most elegant and instantly recognisable watches ever produced.
The SolarBeat™ version is particularly appealing as it retains all the classic Tank DNA while incorporating modern technology that eliminates the need for traditional battery changes. Slim, elegant and incredibly versatile, it is equally suited to formal occasions or everyday wear.
Presented in virtually unworn condition and complete with its original boxes and warranty card, this is a superb opportunity to acquire one of Cartier’s most desirable modern references.
