Seiko Cal. 4491 - 825

The Seiko 4491-825 represents an important milestone in Seiko's 1973 lineup. Powered by the 4491 caliber with 24j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-6c807a967e6c]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1973

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