Seiko Cal. 5251 - 370

The 5251-370 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5251 caliber with 34j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-a2dce5efe8c2]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1967

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