Seiko Cal. 6677 - 317

The 6677-317 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-3bc384201df0]

Also known as: Monster, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1974

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