The Titanium Field Guide

Louis Erard x Konstantin Chaykin Unfrogettable (Turquoise, Brown)

85340AA03.BVA192 / 85340AA04.BVA193

The Louis Erard x Konstantin Chaykin Unfrogettable (Turquoise, Brown) is a 40 mm Grade 5 titanium watch with a Sellita SW266-1 automatic movement.

All Louis Erard watchesOther watchesGrade 5 titaniumDisplay back
Price
≈$5,406 (CHF 4,500)
Material
Titanium
Grade / type
Grade 5
Water resistance
50 m
Reference
85340AA03.BVA192 / 85340AA04.BVA193
Type
Other
Case diameter
40.0 mm
Thickness
12.45 mm
Lug-to-lug
46.5 mm
Origin
Switzerland
Movement
Automatic regulator
Caliber
Sellita SW266-1 (Elaboré grade)
Power reserve
38 h
Complications
Time only
Colour
Grey
Surface treatment
Satin-finished and polished Grade 5 titanium; coronet crown at 12
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Black Himeji Kurozan calf leather with Urushi lacquer, Grade 5 titanium pin buckle
Crystal
Sapphire with anti-reflective treatment on both sides
Display back
Yes
Dial
Turquoise edition: light turquoise grained lower plate with a dark turquoise and purple hour ring and dark turquoise lacquered nostrils. Brown edition: light brown grained lower plate with a dark brown and ochre hour ring and dark brown lacquered nostrils. Hours and seconds on the eye discs, central minute hand
Dial colours
Blue Brown
Lume
Super-LumiNova C5 on the hour and minute discs and the minute-hand tip
Availability
Offered
Status
Current (limited edition of 178 pieces per colourway, September 2026)
Not published
Weight, Hardness, Construction, Caseback, Matching bracelet
High confidence Verified Sep 2026 Source: Louis Erard (maker product page, turquoise) / Louis Erard (maker product page, brown) / Monochrome
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Frequently asked questions

What grade of titanium is the Louis Erard x Konstantin Chaykin Unfrogettable (Turquoise, Brown)?

Grade 5, as stated by the maker.

What size is the Louis Erard x Konstantin Chaykin Unfrogettable (Turquoise, Brown)?

The case is 40 mm across, 12.45 mm thick and 46.5 mm from lug to lug. It is water resistant to 50 m.

How much does the Louis Erard x Konstantin Chaykin Unfrogettable (Turquoise, Brown) cost, and is it available?

It is in production, at a list price of $5,406.

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