Seiko Cal. 4438 - 461

Released in 1998, the Cal. 4438 with design code 461 was part of Seiko's domestic market collection. Powered by the 4438 caliber with 23j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-b9fa6af6916c]

Also known as: Navigator, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1998

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