Seiko Cal. 3850 - 677

The 3850-677 is a sought-after Solar piece from Seiko's golden era. Powered by the 3850 caliber with 34j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-e126119bd8ee]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1974

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