Seiko Cal. 6641 - 361

The 6641-361 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6641 caliber with 17j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-734648567701]

Also known as: UFO, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1983

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