Seiko Cal. 6397 - 744

The 6397-744 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6397 caliber with 29j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-84acba2c59ce]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1999

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