Seiko Cal. 4544 - 857

The 4544-857 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-d365ce98fa6a]

Also known as: Sumo, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1980

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