Seiko Cal. 6340 - 947

Released in 1977, the Cal. 6340 with design code 947 was part of Seiko's domestic market collection. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-0f37cd632af7]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1977

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