Seiko Cal. 0739 - 745

The Seiko 0739-745 represents an important milestone in Seiko's 1989 lineup. Powered by the 0739 caliber with 22j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-ccb902943335]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1989

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