Seiko Cal. 3863 - 209

The Seiko 3863-209 represents an important milestone in Seiko's 1969 lineup. Powered by the 3863 caliber with 21j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-84033e3de892]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1969

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