Seiko Cal. 6311 - 101

The Seiko 6311-101 represents an important milestone in Seiko's 1981 lineup. It features a Cream dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-4cf90bd0d908]

Also known as: UFO, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1981

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