Seiko Cal. 3869 - 321

The 3869-321 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3869 caliber with 25j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-8f1847c2019f]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1992

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