Seiko Cal. 4447 - 549

The Seiko 4447-549 represents an important milestone in Seiko's 1968 lineup. Powered by the 4447 caliber with 23j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-2f98aa4d7a7c]

Also known as: Crown, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1968

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