Seiko Cal. 6674 - 356

Released in 1970, the Cal. 6674 with design code 356 was part of Seiko's domestic market collection. It features a Cream dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-b863cdc61be8]

Also known as: Sumo, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1970

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