Seiko Cal. 6645 - 985

The 6645-985 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6645 caliber with 28j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-77f0f2799d72]

Also known as: Panda, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1966

Related Models

• Seiko 6349-894
• Seiko 3826-806
• Seiko 3872-177
• Seiko 0783-154
• Seiko 4455-113
• Seiko 6318-912
• Seiko 7173-321
• Seiko 5277-915
• Seiko 7019-893
• Seiko 4469-996
• Seiko 0741-146
• Seiko 7122-632