Seiko Cal. 4550 - 875

The 4550-875 is a sought-after Solar piece from Seiko's golden era. Powered by the 4550 caliber with 35j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-d3791205a4b8]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1978

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