Seiko Cal. 5640 - 472

This Hand-Winding model from 1996 features a 39mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-ada9cdf20d5f]

Also known as: Samurai, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1996

Related Models

• Seiko 3857-484
• Seiko 6630-982
• Seiko 6256-311
• Seiko 7164-276
• Seiko 0784-202
• Seiko 3847-500
• Seiko 5221-892
• Seiko 5689-399
• Seiko 5666-767
• Seiko 6180-617
• Seiko 0724-592
• Seiko 7133-186