








Shanghai 50s 39mm Watch - Brown Strap & White Dial
MOVEMENT
Mechanical, Self-winding
Caliber: ST21
Functions: Hour, Minute, Second
Frequency: 28,800 vph
Power reserve: Up to 42 hours
Jewels: 28 Jewel
CASE
316L Stainless Steel
Diameter: 39 mm
Thickness: 10.95 mm
Water resistance: 5 ATM
Crystal: Sapphire Crystal
Case back: Not Transparent
Strap: Leather

Pioneering Legacy: The Revival of the A581






Blog posts

The Lucky Harvey Sound of Nature ZLS402-3 brings genuine mechanical novelty to a saturated market tier.

Kinetic Whimsy on a Budget: A Hands-On Review of the Lucky Harvey Silver Owl Automaton
The Lucky Harvey Silver Owl ZLS402-3 is a breath of fresh air in an industry that often takes itself too seriously. It democratizes mechanical kinetic art without sacrificing build quality.

The Jade Engine: Hands-On with the HUASUO HS004 Natural Jadeite Double Tourbillon
At $3,499, the HUASUO HS004 presents a compelling challenge to traditional horological pricing structures. It offers a rare combination of mineral stone art and double-tourbillon engineering.



















