Seiko Cal. 6670 - 407

The 6670-407 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6670 caliber with 33j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-21ae11afdc4b]

Also known as: Panda, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1987

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