Seiko Cal. 6680 - 316

This Automatic model from 1965 features a 39mm Stainless Steel case. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-a9f91453ed75]

Also known as: Monster, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1965

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