Seiko Cal. 6645 - 403

The 6645-403 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-cd1bc8969a71]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1969

Related Models

• Seiko 6124-864
• Seiko 3824-824
• Seiko 6244-311
• Seiko 5260-184
• Seiko 5632-163
• Seiko 7163-299
• Seiko 4483-587
• Seiko 6277-507
• Seiko 6240-795
• Seiko 6244-948
• Seiko 4454-681
• Seiko 7086-631