Seiko Cal. 6387 - 760

This Hand-Winding model from 1978 features a 45mm Gold-Plated case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-5b530caa30eb]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1978

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