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10.51ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG583316193

Shape and cutting style on the report: Round brilliant

Certificate IGI LG583316193

Diamond specifications and retailer prices

From $2,010 AUD
$1,412 USD
As of October 29, 2026
Save $9,762 AUD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,772 AUD at Adiamor · As of October 30, 2026
View at Adiamor

About this 10.51ct lab-grown round diamond

This 10.51ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG583316193 or 583316193. Listed at 10 retailers as of October 29, 2026, with prices from $2,010 to $11,772, a $9,762 spread on the same certified stone. Adiamor lists it at $11,772. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

10.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583316193
Dimensions14.17 × 14.21 × 8.57 mm
L/W Ratio1.00
Girdle conditionFaceted
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
14.17 mm14.21 mm10.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583316193
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $11,772 AUD|Low: $2,010 AUD|High: $31,468 AUD|Avg: $8,712 AUD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 6$2,010 AUD
Retailer 2$2,086 AUD
Retailer 10$2,330 AUD
Retailer 7$2,576 AUD
Retailer 11$2,751 AUD
Retailer 9$3,085 AUD
Retailer 5$3,276 AUD
Retailer 8$3,751 AUD
Retailer 12$4,368 AUD
Adiamor$11,772 AUD
Retailer 4$24,682 AUD
Retailer 3$31,468 AUD

3 data points across 12 retailers

10 retailers$2,010 AUD to $11,772 AUD

A
Cheapest Retailer
-
$2,010 AUD
$1,412 USD
A
Retailer 2
-
$2,086 AUD
£1,154 GBP
View
A
Retailer 3
-
$2,330 AUD
$1,637 USD
View
A
Retailer 4
-
$2,576 AUD
$1,810 USD
View
A
Retailer 5
-
$2,751 AUD
HK$15,100 HKD
View
A
Retailer 6
-
$3,085 AUD
$2,167 USD
View
A
Retailer 7
-
$3,276 AUD
£1,812 GBP
View
A
Retailer 8
-
$3,751 AUD
€2,510 EUR
View
A
Retailer 9
-
$4,368 AUD
$3,069 USD
View
Most Expensive
B
Adiamor
D-82833906 · Oct 30
$11,772 AUD
$8,270 USD
View
9 more retailers have this diamond
Prices start from $2,010 AUDSave up to $9,762 AUD

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
10.51ct Round
$2,010 AUD