Seiko Cal. 3880 - 757

The 3880-757 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-ca9e8e8d71a4]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1993

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