Seiko Cal. 6623 - 583

This Spring Drive model from 1999 features a 46mm Two-Tone case. Powered by the 6623 caliber with 18j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-53a7bd42dc8d]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1999

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