Seiko Cal. 6612 - 690

The 6612-690 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-9fb4198903ac]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1978

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