Seiko Cal. 4546 - 637

The 4546-637 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4546 caliber with 30j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-fb3a3a367170]

Also known as: Shogun, Panda

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1985

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