Seiko Cal. 5623 - 857

The 5623-857 is a sought-after Solar piece from Seiko's golden era. Powered by the 5623 caliber with 33j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-38e303f64cb2]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1998

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