Seiko Cal. 6674 - 316

The 6674-316 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6674 caliber with 35j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-0a111a2799ed]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1994

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