Seiko Cal. 3870 - 733

The 3870-733 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-6e0e45a407c6]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1992

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