Seiko Cal. 6615 - 500

This Hand-Winding model from 1974 features a 40mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-8962aa4f6f11]

Also known as: Samurai, Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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