Seiko Cal. 4431 - 998

The Seiko 4431-998 represents an important milestone in Seiko's 1998 lineup. Powered by the 4431 caliber with 22j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-1a97e3cb84bc]

Also known as: Panda

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1998

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