Seiko Cal. 5677 - 784

The 5677-784 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5677 caliber with 33j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-ef26eec5d824]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1993

Related Models

• Seiko 6395-489
• Seiko 4439-827
• Seiko 7083-168
• Seiko 6313-261
• Seiko 6151-793
• Seiko 5236-938
• Seiko 7129-101
• Seiko 6363-357
• Seiko 7034-554
• Seiko 5621-701
• Seiko 7140-493
• Seiko 7125-637