Seiko Cal. 5257 - 248

The 5257-248 is a sought-after Solar piece from Seiko's golden era. Powered by the 5257 caliber with 20j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-228023978df3]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1975

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