Seiko Cal. 6670 - 340

The Seiko 6670-340 represents an important milestone in Seiko's 1970 lineup. Powered by the 6670 caliber with 36j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-ee39a7fb1edb]

Also known as: Goldfeather, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1970

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