Seiko Cal. 6388 - 260

The Seiko 6388-260 represents an important milestone in Seiko's 1978 lineup. Powered by the 6388 caliber with 30j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-001844eedba1]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1978

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