Seiko Cal. 6337 - 218

The 6337-218 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6337 caliber with 28j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-2cfe2a57e1d9]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1987

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