Seiko Cal. 0737 - 540

The Seiko 0737-540 represents an important milestone in Seiko's 1971 lineup. Powered by the 0737 caliber with 25j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-628f2a492897]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1971

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