Seiko Cal. 4518 - 922

This Hand-Winding model from 1972 features a 43mm Stainless Steel case. It features a Navy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-4e597c3a67fd]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1972

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