Radiant|Lab Grown|IGI

1.29ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG837640789

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

Certificate IGI LG837640789

Diamond specifications and retailer prices

From €174 EUR
$194 USD
As of October 30, 2026
Save €562 EUR (76%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,611 EUR at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

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 LG837640789 or 837640789. Listed at 22 retailers as of October 30, 2026, with a 323% 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837640789
Dimensions8.29 × 5.19 × 3.35 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm5.19 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837640789
Side View
Table 65.0%Crown 41.8°Girdle: ThickPavilion 31.7°Culet: NoneDepth 64.5%

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 30
Current: €288 EUR|Low: €174 EUR|High: €1,239 EUR|Avg: €506 EUR|-3.0%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 6€174 EUR
Retailer 3€193 EUR
Retailer 20€200 EUR
Retailer 15€214 EUR
Retailer 13€217 EUR
Retailer 12€244 EUR
Retailer 1€288 EUR
Retailer 19€352 EUR
Retailer 10€369 EUR
Retailer 14€389 EUR
Retailer 17€504 EUR
Retailer 11€534 EUR
Retailer 7€577 EUR
Retailer 16€687 EUR
Retailer 5€693 EUR
Retailer 4€697 EUR
Retailer 18€720 EUR
Retailer 2€735 EUR
Retailer 9€962 EUR
Retailer 8€1,015 EUR

23 data points across 20 retailers

22 retailers€174 EUR to €735 EUR

A
Cheapest Retailer
-
€174 EUR
$194 USD
A
Retailer 2
-
€193 EUR
$216 USD
View
Final sale: no returns
A
Retailer 3
-
€200 EUR
$223 USD
View
A
Retailer 4
-
€214 EUR
$239 USD
View
Retailer 5
-
€217 EUR
$242 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
€244 EUR
£215 GBP
View
B+
Retailer 7
-
€288 EUR
$322 USD
View
A
Retailer 8
-
€352 EUR
View
Retailer 9
-
€369 EUR
ZAR 6,666 ZAR
View
Price last confirmed 14 days ago
A
Retailer 10
-
€389 EUR
£343 GBP
View
A
Retailer 11
-
€504 EUR
$563 USD
View
Retailer 12
-
€534 EUR
A$918 AUD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
€577 EUR
$645 USD
View
B+
Retailer 14
-
€687 EUR
$768 USD
View
B+
Retailer 15
-
€693 EUR
$774 USD
View
B+
Retailer 16
-
€697 EUR
SGD 1,053 SGD
View
B+
Retailer 17
-
€720 EUR
$804 USD
View
B+
Retailer 18
-
€735 EUR
$822 USD
View
Retailer 19
-
€877 EUR
A$1,507 AUD
View
Price last confirmed 28 days ago
Retailer 20
-
€962 EUR
$1,075 USD
View
Price last confirmed 14 days ago
Retailer 21
-
€1,015 EUR
£893 GBP
View
Price last confirmed 11 days ago
Most Expensive
Helzberg Diamonds
ZXZOJNMKGNOP · Oct 13
€1,611 EUR
$1,800 USD
View
Price last confirmed 19 days ago
21 more retailers have this diamond
Prices start from €174 EURSave up to €562 EUR

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
€174 EUR