Seiko Cal. 6237 - 540

The 6237-540 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6237 caliber with 18j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-510a32d15194]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1999

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