Seiko Cal. 6662 - 391

The 6662-391 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6662 caliber with 33j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-c26988103f88]

Also known as: Turtle, Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1966

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