Seiko Cal. 5631 - 646

This Solar model from 1999 features a 46mm Two-Tone case. Powered by the 5631 caliber with 24j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-772a92255c51]

Also known as: Sea Horse, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1999

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