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Radiant|Lab Grown|IGI

1.18ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG815647770

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

Certificate IGI LG815647770

Diamond specifications and retailer prices

From $380 AUD
As of November 5, 2026
Save $1,324 AUD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,704 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815647770 or 815647770. Listed at 15 retailers as of November 2, 2026, with prices from $380 to $1,704, a $1,324 spread on the same certified stone. MOH London lists it at $1,704. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815647770
Dimensions7.90 × 5.08 × 3.42 mm
L/W Ratio1.56
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.90 mm5.08 mm1.18 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815647770
Side View
Table 66.0%Crown 40.4°Girdle: MediumPavilion 36.2°Culet: NoneDepth 67.3%

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: Nov 5
Current: $1,704 AUD|Low: $380 AUD|High: $1,767 AUD|Avg: $1,054 AUD|-3.6%
MOH London
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
Retailer 15
November 6, 2026
Retailer 10$380 AUD
Retailer 8$394 AUD
Retailer 6$571 AUD
Retailer 3$679 AUD
Retailer 15$733 AUD
Retailer 2$787 AUD
Retailer 5$871 AUD
Retailer 14$1,037 AUD
Retailer 4$1,046 AUD
Retailer 11$1,361 AUD
Retailer 12$1,366 AUD
Retailer 13$1,436 AUD
Retailer 9$1,468 AUD
Retailer 7$1,634 AUD
MOH London$1,704 AUD

24 data points across 15 retailers

15 retailers$380 AUD to $1,704 AUD

A
Cheapest Retailer
-
$380 AUD
Final sale: no returns
A
Retailer 2
-
$394 AUD
View
A
Retailer 3
-
$571 AUD
View
A
Retailer 4
-
$679 AUD
View
A
Retailer 5
-
$733 AUD
View
A
Retailer 6
-
$787 AUD
View
A
Retailer 7
-
$871 AUD
View
B+
Retailer 8
-
$1,037 AUD
View
B+
Retailer 9
-
$1,046 AUD
View
B+
Retailer 10
-
$1,361 AUD
View
B+
Retailer 11
-
$1,366 AUD
View
B+
Retailer 12
-
$1,436 AUD
View
B+
Retailer 13
-
$1,468 AUD
View
Retailer 14
-
$1,634 AUD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
LG815647770 · Nov 2
$1,704 AUD
£939 GBP
View
14 more retailers have this diamond
Prices start from $380 AUDSave up to $1,324 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
1.18ct Radiant
$380 AUD