Seiko Cal. 3899 - 639

The 3899-639 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-73123d5958ec]

Also known as: Shogun, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

Related Models

• Seiko 6273-795
• Seiko 7134-679
• Seiko 6158-801
• Seiko 6681-258
• Seiko 7099-323
• Seiko 6325-976
• Seiko 6395-223
• Seiko 6383-390
• Seiko 3823-869
• Seiko 5228-229
• Seiko 0741-603
• Seiko 5624-190