Seiko Cal. 4431 - 508

The 4431-508 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4431 caliber with 23j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-965d0c8e6de9]

Also known as: Shogun, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1995

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