Seiko Cal. 4554 - 144

The 4554-144 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4554 caliber with 31j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-98e7f52be3ee]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1998

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