Seiko Cal. 5615 - 506

This Spring Drive model from 1978 features a 43mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-97b191a07b29]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1978

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