Seiko Cal. 3869 - 356

The Seiko 3869-356 represents an important milestone in Seiko's 1991 lineup. Powered by the 3869 caliber with 36j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-3f26a17fae6a]

Also known as: Tuna, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1991

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