Seiko Cal. 6340 - 397

The 6340-397 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6340 caliber with 17j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-281edf6b8bc0]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1999

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