Seiko Cal. 3878 - 207

The 3878-207 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3878 caliber with 19j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-75aeb5238c2b]

Also known as: Samurai, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1993

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