Seiko Cal. 6615 - 312

This Automatic model from 1977 features a 46mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-0db5aa5e2b0c]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1977

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