Seiko Cal. 6615 - 506

This Hand-Winding model from 1977 features a 40mm Stainless Steel case. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-2600fc5637c0]

Also known as: World Timer, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1977

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