CaratHunter
Plans
Round|Lab Grown|IGI

10.01ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG666411209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG666411209

Diamond specifications and retailer prices

From $19,649 AUD
€13,147 EUR
As of October 29, 2026
Save $1,958 AUD (9%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $21,607 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.01ct lab-grown round diamond

This 10.01ct 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 LG666411209 or 666411209. Listed at 3 retailers as of October 29, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

10.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666411209
Dimensions13.71 × 13.80 × 8.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.71 mm13.80 mm10.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666411209
Side View
Table 54.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $21,607 AUD|Low: $8,207 AUD|High: $40,587 AUD|Avg: $17,575 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4$8,207 AUD
Retailer 8$8,318 AUD
Retailer 5$9,487 AUD
Retailer 9$11,992 AUD
Retailer 6$13,636 AUD
Retailer 10$13,939 AUD
Retailer 12$14,598 AUD
Retailer 11$15,170 AUD
Retailer 2$19,649 AUD
Brilliant Earth$21,607 AUD
Retailer 7$33,589 AUD
Retailer 3$40,587 AUD

17 data points across 12 retailers

3 retailers$19,649 AUD to $21,607 AUD

Retailer 1
-
$9,487 AUD
$6,665 USD
Price last confirmed 12 days ago
B
Retailer 2
-
$19,649 AUD
€13,147 EUR
View
Most Expensive
B
Brilliant Earth
12331466A · Oct 29
$21,607 AUD
$15,180 USD
View
2 more retailers have this diamond
Prices start from $19,649 AUDSave up to $1,958 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.

B
10.01ct Round
$19,649 AUD