Seiko Cal. 0728 - 684

This Automatic model from 1972 features a 38mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-dcbcaf5faaf1]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1972

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