Seiko Cal. 5623 - 389

This Spring Drive model from 1993 features a 44mm Stainless Steel case. Powered by the 5623 caliber with 23j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-518ebbf1c615]

Also known as: Monster, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1993

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