Seiko Cal. 6311 - 948

The 6311-948 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-8edcc3ff44a6]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1999

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