Seiko Cal. 6399 - 655

The Seiko 6399-655 represents an important milestone in Seiko's 1971 lineup. It features a White dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-0cdec4cf8e6e]

Also known as: Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1971

Related Models

• Seiko 4470-728
• Seiko 7124-709
• Seiko 6149-855
• Seiko 0722-656
• Seiko 6113-162
• Seiko 7172-257
• Seiko 5677-806
• Seiko 5276-866
• Seiko 0740-112
• Seiko 4522-891
• Seiko 7148-163
• Seiko 3819-807