Seiko Cal. 4537 - 791

The 4537-791 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4537 caliber with 25j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-aec89ab28c1a]

Also known as: Tuna, Panda

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1997

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