U-Boat Chimera 46 Bronze Sapphire

The U-Boat Chimera 46 Bronze Sapphire is a current-production chronograph watch with a cusn8 marine bronze case. It is priced above the $5,850 median for the category. The caseback is open, so the movement is visible.

1 official photo · reader photos welcome

Price

$7,870

Alloy

CuSn8 marine bronze

Water resistance

100 m

Reference

8083

Type

Chronograph

Case diameter

46.0 mm

Origin

Italy

Movement

Automatic chronograph

Caliber

Valjoux 7750 base

Power reserve

48 hours

Complications

Chronograph, Date

Construction

Assembled

Nickel-free

Not verified (contact-point materials not all confirmed)

Bracelet / strap

Brown calf leather strap with bronze pin buckle

Crystal

Sapphire

Display back

Yes

Dial

Brown (matte)

Dial colours

Brown

Lume

Super-LumiNova

Availability

Offered

Status

Limited edition of 300

Not published

Thickness, Lug-to-lug, Weight, Colour, Hardness, Surface treatment, Caseback, Bronze bracelet

Medium confidence Verified Jul 2026 Source: The Watch Pages

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