Seiko Cal. 6311 - 150

This Hand-Winding model from 1968 features a 39mm Two-Tone case. It features a Burgundy dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-63b3efd86e61]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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