Seiko Cal. 6131 - 769

The 6131-769 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6131 caliber with 34j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-ab67a2fac9bf]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1991

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