Seiko Cal. 3851 - 127

The 3851-127 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-46f23c4fd079]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1980

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