Seiko Cal. 4531 - 692

The 4531-692 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-92698af42c1d]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1977

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