Seiko Cal. 6311 - 265

The 6311-265 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-e2fa95127bcb]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1971

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