«Constantinian Cross»

Article: 
А.301.01.01
Technique:
Miniature relief, casting, gilding, niello, handwork.
Materials:
Gold (750). Silver (925).
Dimensions:
d=46,2mm; thickness 8,6mm
Mechanism:
ETA gauge 2892-2, diameter is 25.6 mm, thickness is 3.6 mm 28 000 half-oscillations per hour, 21 stones, power reserve is 44 hours
Glass:
sapphire crystal, waterproofing is 30 м
Strap:
calfskin, traditional buckle

Свидетельство Александро-Невской Лавры