Seiko Cal. 4428 - 275

The 4428-275 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-d81944356a66]

Also known as: Samurai, Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1986

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