Seiko Cal. 6665 - 103

The Seiko 6665-103 represents an important milestone in Seiko's 1994 lineup. Powered by the 6665 caliber with 27j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-9e3a569676e8]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1994

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