Seiko Cal. 6670 - 148

The Seiko 6670-148 represents an important milestone in Seiko's 1968 lineup. Powered by the 6670 caliber with 35j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-5c55620b4fc5]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1968

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