Seiko Cal. 5643 - 285

The 5643-285 is a sought-after Kinetic piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-14922dd862fa]

Also known as: Sumo, Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1983

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