Seiko Cal. 6240 - 973

This Hand-Winding model from 1978 features a 34mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-a55f73e588a0]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

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