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Radiant|Lab Grown|IGI

1.29ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG816689455

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

Certificate IGI LG816689455

Diamond specifications and retailer prices

From $307 AUD
$216 USD
As of October 31, 2026
Save $862 AUD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,615 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816689455 or 816689455. Listed at 16 retailers as of October 31, 2026, with a 280% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816689455
Dimensions8.06 × 5.15 × 3.54 mm
L/W Ratio1.57
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.06 mm5.15 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816689455
Side View
Table 68.0%Crown 44.6°Girdle: Slightly ThickPavilion 34.9°Culet: NoneDepth 68.7%

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: $1,615 AUD|Low: $307 AUD|High: $1,987 AUD|Avg: $1,030 AUD|-3.0%
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
Retailer 16
October 31, 2026
Retailer 3$307 AUD
Retailer 10$317 AUD
Retailer 14$463 AUD
Retailer 9$559 AUD
Retailer 6$590 AUD
Retailer 12$614 AUD
Retailer 16$803 AUD
Retailer 7$854 AUD
Retailer 4$918 AUD
Retailer 15$1,102 AUD
Retailer 13$1,109 AUD
Retailer 2$1,145 AUD
Retailer 11$1,169 AUD
Retailer 8$1,394 AUD
Retailer 5$1,530 AUD
MOH London$1,615 AUD

32 data points across 16 retailers

16 retailers$307 AUD to $1,169 AUD

A
Cheapest Retailer
-
$307 AUD
$216 USD
Final sale: no returns
A
Retailer 2
-
$317 AUD
$223 USD
View
B+
Retailer 3
-
$463 AUD
$325 USD
View
A
Retailer 4
-
$559 AUD
€374 EUR
View
Retailer 5
-
$590 AUD
ZAR 6,700 ZAR
View
Price last confirmed 13 days ago
A
Retailer 6
-
$614 AUD
£340 GBP
View
A
Retailer 7
-
$803 AUD
$564 USD
View
Retailer 8
-
$854 AUD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
$918 AUD
$645 USD
View
B+
Retailer 10
-
$1,102 AUD
$774 USD
View
B+
Retailer 11
-
$1,109 AUD
SGD 1,053 SGD
View
B+
Retailer 12
-
$1,145 AUD
$804 USD
View
B+
Retailer 13
-
$1,169 AUD
$822 USD
View
Retailer 14
-
$1,394 AUD
View
Price last confirmed 31 days ago
Retailer 15
-
$1,530 AUD
$1,075 USD
View
Price last confirmed 13 days ago
Most Expensive
MOH London
LG816689455 · Oct 21
$1,615 AUD
£893 GBP
View
Price last confirmed 10 days ago
15 more retailers have this diamond
Prices start from $307 AUDSave up to $862 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
1.29ct Radiant
$307 AUD