Seiko Cal. 7183 - 237

This Hand-Winding model from 1971 features a 46mm Gold-Plated case. It features a Navy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-38d934f336c4]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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