100% Genuine
Collectors Edition Collectors Edition

Midnight Blue Sapphire other gemstone

Item Number: 7613WN

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Midnight Blue Sapphire from Australia 11.4 ct - Oval Cut - approx. 13.5x11.5 mm Total Carat Weight: 11.4 ct. gemstone
  • Details

    Gemstones

    Name Midnight Blue Sapphire other gemstone
    Brand Collectors Edition
    Quantity Gemstones 1
    Carat Weight Sum 11,4 ct
    Alloy none
    Design other
    Colour blue

    First Gemstone

    Gemstone Sapphire
    Variety Midnight Blue Sapphire
    Cut Faceted
    Cut detailed Oval Cut
    Carat Weight 11,4 ct
    Size 13,5x11,5 mm
    Quantity 1
    Origin Australia
  • Treatment and Care

    Midnight Blue Sapphire

    Treatment Heating (heated in a Beryllium-containing environment and may contain traces of Beryllium) and/or sealing cracks/cavities or introducing additives (Beryllium). In rare cases coloured.
    explanation Generally used to create the colour or its uniformity, to intensify or lighten the colour.
    Care Instructions Fillings in, gaps, cracks and/or open fractures can scratch more easily than the parent stone and are more susceptible to damage by heat or solvents.
    Steam Cleaning No
    Ultrasonic Cleaning Yes
  • Item categories
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Ringsize table

Ringsize UK Jewelo ring size Inner Diameter [mm] Inner Circumference [mm]
J 16 15,6 49,0
K 16 15,9 50,0
L 17 16,3 51,2
M 17 16,9 53,0
N 17 17,2 54,0
O 18 17,5 55,0
P 18 18,1 57,0
Q 19 18,5 58,0
R 19 18,7 59
S 19 19,4 61,0
T 20 19,7 62,0
U 20 20,1 63,0
V 20 20,4 64,0
W 21 21,0 66,0
X 21 21,3 67,0
Y 22 21,6 68,0
Z 22 22,0 69,0
Z+3 23 23,2 73,0

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