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Round|Lab Grown|IGI

1.19ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG436074803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436074803

Diamond specifications and retailer prices

From $1,210 AUD
$850 USD
As of October 31, 2026
Save $5,839 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,049 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.19ct lab-grown round diamond

This 1.19ct 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 LG436074803 or 436074803. Listed at 12 retailers as of October 29, 2026, with prices from $1,210 to $7,049, a $5,839 spread on the same certified stone. MOH London lists it at $7,049. 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

1.19
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074803
Dimensions6.70 × 6.72 × 4.26 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
6.70 mm6.72 mm1.19 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436074803
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.4%

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 31
Current: $7,049 AUD|Low: $1,210 AUD|High: $7,105 AUD|Avg: $3,092 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5$1,210 AUD
Retailer 4$1,881 AUD
Retailer 9$2,107 AUD
Retailer 6$2,182 AUD
Retailer 8$2,182 AUD
Retailer 10$2,427 AUD
Retailer 11$2,982 AUD
Retailer 7$3,451 AUD
Retailer 2$3,729 AUD
Retailer 3$4,067 AUD
MOH London$7,049 AUD

17 data points across 11 retailers

12 retailers$1,210 AUD to $7,049 AUD

A
Cheapest Retailer
-
$1,210 AUD
$850 USD
B+
Retailer 2
-
$1,881 AUD
$1,321 USD
View
B+
Retailer 3
-
$2,047 AUD
$1,438 USD
View
B+
Retailer 4
-
$2,107 AUD
$1,480 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,182 AUD
$1,533 USD
View
Retailer 6
-
$2,182 AUD
$1,533 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$2,427 AUD
$1,705 USD
View
B
Retailer 8
-
$3,451 AUD
$2,424 USD
View
B
Retailer 9
-
$3,729 AUD
€2,495 EUR
View
B
Retailer 10
-
$4,067 AUD
$2,857 USD
View
B
Retailer 11
-
$4,090 AUD
$2,873 USD
View
Most Expensive
B
MOH London
LG436074803 · Oct 29
$7,049 AUD
£3,899 GBP
View
11 more retailers have this diamond
Prices start from $1,210 AUDSave up to $5,839 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
1.19ct Round
$1,210 AUD