Seiko Cal. 6655 - 381

The 6655-381 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6655 caliber with 35j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-a713a5469a78]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1984

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