Seiko Cal. 4537 - 997

The 4537-997 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-3b7ab4df30c4]

Also known as: Turtle, Shogun

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1972

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