Seiko Cal. 5610 - 243

The 5610-243 is a sought-after Solar piece from Seiko's golden era. Powered by the 5610 caliber with 28j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-78cae89f1ac2]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1976

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