Seiko Cal. 3828 - 660

Released in 1990, the Cal. 3828 with design code 660 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-7c670c26adfd]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1990

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