Seiko Cal. 6398 - 166

The 6398-166 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6398 caliber with 25j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-a154968afd1e]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1992

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