Seiko Cal. 3831 - 550

The Seiko 3831-550 represents an important milestone in Seiko's 1998 lineup. Powered by the 3831 caliber with 24j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-c3b1b19bf2b8]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1998

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