Seiko Cal. 5277 - 445

The Seiko 5277-445 represents an important milestone in Seiko's 1968 lineup. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-3337e0f37186]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1968

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