Seiko Cal. 4544 - 687

The 4544-687 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4544 caliber with 31j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-1209d9386436]

Also known as: Helmet, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1990

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