Seiko Cal. 7081 - 643

The 7081-643 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7081 caliber with 28j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-2ad3766ba1cd]

Also known as: Navigator, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1993

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