Seiko Cal. 5681 - 991

The 5681-991 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-4a03ac44fa68]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1987

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