Seiko Cal. 4427 - 358

This Quartz model from 1981 features a 44mm Stainless Steel case. Powered by the 4427 caliber with 21j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-95c9e863bcf2]

Also known as: Silverwave, Flighty

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1981

Related Models

• Seiko 0768-674
• Seiko 4437-480
• Seiko 6329-160
• Seiko 6370-278
• Seiko 7065-641
• Seiko 6318-638
• Seiko 4595-459
• Seiko 6113-774
• Seiko 4587-109
• Seiko 4576-945
• Seiko 6399-479
• Seiko 7020-754