Seiko Cal. 4439 - 161

The Seiko 4439-161 represents an important milestone in Seiko's 1995 lineup. Powered by the 4439 caliber with 17j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-a1b9e3361fe7]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1995

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