Seiko Cal. 6112 - 531

The 6112-531 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6112 caliber with 29j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-fd16d5b7ed3f]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1968

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