Seiko Cal. 6699 - 436

The 6699-436 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6699 caliber with 19j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-54d7da12ef0d]

Also known as: Monster, Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1977

Related Models

• Seiko 3854-801
• Seiko 6370-398
• Seiko 5650-276
• Seiko 5287-782
• Seiko 5698-616
• Seiko 4590-322
• Seiko 6116-556
• Seiko 6139-118
• Seiko 7123-565
• Seiko 4578-799
• Seiko 0713-717
• Seiko 5233-615