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Radiant|Lab Grown|IGI

10.55ct H VS1 Radiant Lab Grown Diamond

VG • H/VS1 • IGI LG586365187

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG586365187

Diamond specifications and retailer prices

From $3,057 NZD
$1,720 USD
As of November 2, 2026
Save $11,624 NZD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $14,680 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 10.55ct lab-grown radiant diamond

This 10.55ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG586365187 or 586365187. Listed at 13 retailers as of November 2, 2026, with prices from $3,057 to $14,680, a $11,624 spread on the same certified stone. Brilliant Earth lists it at $14,680. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

10.55
Carat
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586365187
Dimensions15.22 × 10.84 × 7.43 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.22 mm10.84 mm10.55 ctH / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586365187
Side View
Table 66.0%Crown 43.9°Girdle: MED-STKPavilion 36°Culet: NoneDepth 68.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $14,680 NZD|Low: $1,783 NZD|High: $14,680 NZD|Avg: $6,094 NZD|+3.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 4$2,652 NZD
Retailer 8$3,057 NZD
Retailer 6$3,153 NZD
Retailer 12$3,818 NZD
Retailer 9$4,256 NZD
Retailer 3$4,347 NZD
Retailer 2$4,533 NZD
Retailer 7$5,095 NZD
Retailer 10$5,126 NZD
Retailer 13$6,636 NZD
Retailer 5$9,213 NZD
Retailer 11$9,270 NZD
Retailer 14$9,660 NZD
Brilliant Earth$14,680 NZD

32 data points across 14 retailers

13 retailers$3,057 NZD to $14,680 NZD

A
Cheapest Retailer
-
$3,057 NZD
$1,720 USD
Retailer 2
-
$3,153 NZD
$1,774 USD
View
Price last confirmed 23 days ago
A
Retailer 3
-
$3,818 NZD
$2,148 USD
View
B+
Retailer 4
-
$4,256 NZD
ZAR 38,690 ZAR
View
B+
Retailer 5
-
$4,347 NZD
$2,446 USD
View
B+
Retailer 6
-
$4,533 NZD
€2,429 EUR
View
B+
Retailer 7
-
$5,095 NZD
A$4,410 AUD
View
B+
Retailer 8
-
$5,126 NZD
$2,884 USD
View
B+
Retailer 9
-
$6,636 NZD
£2,940 GBP
View
Retailer 10
-
$9,213 NZD
$5,183 USD
View
Price last confirmed 23 days ago
B
Retailer 11
-
$9,270 NZD
$5,216 USD
View
B
Retailer 12
-
$9,660 NZD
$5,435 USD
View
Most Expensive
B
Brilliant Earth
7631613A · Nov 2
$14,680 NZD
$8,260 USD
View
12 more retailers have this diamond
Prices start from $3,057 NZDSave up to $11,624 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
10.55ct Radiant
$3,057 NZD