Seiko Cal. 4557 - 232

The 4557-232 is a sought-after Solar piece from Seiko's golden era. Powered by the 4557 caliber with 29j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-c48cde87fab4]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1989

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