Seiko Cal. 6641 - 515

The 6641-515 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-fd15ab3e0ab3]

Also known as: Panda, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1966

Related Models

• Seiko 4510-735
• Seiko 0717-729
• Seiko 6254-324
• Seiko 7199-480
• Seiko 6187-199
• Seiko 6153-726
• Seiko 5246-158
• Seiko 6274-197
• Seiko 7149-137
• Seiko 5655-888
• Seiko 6239-730
• Seiko 4490-366