Seiko Cal. 5645 - 368

The 5645-368 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-aafcde420bba]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1993

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