Seiko Cal. 4550 - 138

The 4550-138 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4550 caliber with 28j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-637325475c30]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1994

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