Seiko Cal. 6394 - 169

The 6394-169 is a sought-after Solar piece from Seiko's golden era. Powered by the 6394 caliber with 20j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-09c4c3c7b5f6]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1972

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