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Round|Lab Grown|IGI

1.10ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG447001721

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001721

Diamond specifications and retailer prices

From $1,125 AUD
$790 USD
As of October 31, 2026
Save $5,368 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,492 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.1ct lab-grown round diamond

This 1.1ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001721 or 447001721. Listed at 12 retailers as of October 31, 2026, with prices from $1,125 to $6,492, a $5,368 spread on the same certified stone. MOH London lists it at $6,492. 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

1.10
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001721
Dimensions6.56 × 6.54 × 4.15 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.56 mm6.54 mm1.10 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001721
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.3%

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 31
Current: $6,492 AUD|Low: $1,125 AUD|High: $6,579 AUD|Avg: $2,848 AUD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$1,125 AUD
Retailer 4$1,742 AUD
Retailer 9$1,950 AUD
Retailer 6$2,020 AUD
Retailer 8$2,020 AUD
Retailer 10$2,264 AUD
Retailer 11$2,827 AUD
Retailer 7$3,205 AUD
Retailer 2$3,457 AUD
Retailer 3$3,871 AUD
MOH London$6,492 AUD

18 data points across 11 retailers

12 retailers$1,125 AUD to $6,492 AUD

A
Cheapest Retailer
-
$1,125 AUD
$790 USD
B+
Retailer 2
-
$1,742 AUD
$1,224 USD
View
B+
Retailer 3
-
$1,895 AUD
$1,331 USD
View
B+
Retailer 4
-
$1,950 AUD
$1,370 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,020 AUD
$1,419 USD
View
Retailer 6
-
$2,020 AUD
$1,419 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$2,264 AUD
$1,590 USD
View
B
Retailer 8
-
$3,205 AUD
$2,251 USD
View
B
Retailer 9
-
$3,457 AUD
€2,313 EUR
View
B
Retailer 10
-
$3,787 AUD
$2,660 USD
View
B
Retailer 11
-
$3,871 AUD
$2,719 USD
View
Most Expensive
B
MOH London
LG447001721 · Nov 1
$6,492 AUD
£3,591 GBP
View
11 more retailers have this diamond
Prices start from $1,125 AUDSave up to $5,368 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
1.10ct Round
$1,125 AUD