Seiko Cal. 5251 - 243

The 5251-243 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5251 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-74ec7ca426c1]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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