Seiko Cal. 7110 - 231

The Seiko 7110-231 represents an important milestone in Seiko's 1978 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e13f5a03a492]

Also known as: Turtle, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1978

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