'51' WuYi reissue China's 1st mechanical watch by Sea-Gull

"51" WuYi reissue China's 1st mechanical watch by Sea-Gull

0 Review(s) Write a Review
Your Price: $245.00
Part Number: W-SG51
Availability: In Stock
Diameter: 38mm excluding crown
Thickenss: 11mm
Lug width: 20mm
Weight: 51 grams
Crystal: sapphire
From the design of 1950s, this nostalgic 51 reissue is recommended for the experienced watch fans and collectors. This is a well-refined classic mechanical masterpiece exudes a taste of 1950s, 60s. It represents the owner's independence, confidence, maturity and reliability. 

  • Carved on case back there are a big 51 logo, 62-A, ZHONG GUO ZHI ZAI/Made-in-China, Made in Tianjin China
  • Lug size is 20mm, installed with a very soft leather band
  • Signed crown with a 51 logo
  • Dome-curved sapphire crystal
  • 38mm excluding crown, 11mm in thickness.
  • Brushed metallic dial in a combination of gold and white color - about 50% gold, 50% white. The dial emits a mixture of white and gold light in geometric sunny ray pattern due to its brushed finish.
  • Gold second hand with a nice red arrow
  • Classic sharp-tipped hour and minute hands in gold.
  • Applied hour indexes in gold
  • At 6 o'clock prints Tianjin China
  • At 12 o'clock is a big 51/Wuyi logo, underneath is printed "17 jewels"
  • Date display at 3 o'clock.

Below is the comparison chart of this 51 reissue vs. the original made in late 1950s or early 60s.

Original 51

This 51 re-issue


33-34 x 9mm

38 x 11mm


40 grams

51 grams




Date display?




ST2, 18000 frequency

ST2130, 28800 frequency

Auto / Manual?

Manual hand-winding


Brief introduction to 51 watch

  • Sea-Gull researched and produced the 1st watch in 1955. It is claimed that 51 is the 1st China-made wristwatch for sale to the general public.
  • Why is it called 51? It was named after May 1st International Labor Day.
  • 51 was short-lived, in the market for only several years. In mid 1960s it stopped production, replaced by Dong Feng that is the predecessor of Sea-Gull brand.

Related Items