Seiko Cal. 6610 - 740

The Seiko 6610-740 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-6cee348b915f]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1983

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