Seiko Cal. 6144 - 178

This Spring Drive model from 1978 features a 38mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-f47dad320712]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1978

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