Radiant|Lab Grown|IGI

1.20ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG847687396

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

Certificate IGI LG847687396

Diamond specifications and retailer prices

From $205 USD
As of November 4, 2026
Save $1,005 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,096 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847687396 or 847687396. Listed at 19 retailers as of November 4, 2026, with a 490% 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

1.20
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847687396
Dimensions7.74 × 5.33 × 3.42 mm
L/W Ratio1.45
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.74 mm5.33 mm1.20 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847687396
Side View
Table 65.0%Crown 38.9°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 64.2%

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 4
Current: $2,096 USD|Low: $205 USD|High: $2,096 USD|Avg: $657 USD
Queensmith
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
November 4, 2026
Retailer 6$205 USD
Retailer 7$230 USD
Retailer 4$254 USD
Retailer 10$254 USD
Retailer 12$339 USD
Retailer 11$342 USD
Retailer 18$414 USD
Retailer 15$439 USD
Retailer 5$462 USD
Retailer 13$463 USD
Retailer 2$616 USD
Retailer 3$622 USD
Retailer 14$663 USD
Retailer 19$715 USD
Retailer 9$871 USD
Retailer 17$980 USD
Retailer 16$1,189 USD
Retailer 8$1,210 USD
Queensmith$2,096 USD

18 data points across 19 retailers

19 retailers$205 USD to $1,210 USD

A
Cheapest Retailer
-
$205 USD
A
Retailer 2
-
$230 USD
View
Final sale: no returns
Retailer 3
-
$254 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$254 USD
View
A
Retailer 5
-
$339 USD
View
B+
Retailer 6
-
$342 USD
View
A
Retailer 7
-
$414 USD
View
A
Retailer 8
-
$439 USD
View
A
Retailer 9
-
$462 USD
View
A
Retailer 10
-
$463 USD
View
B+
Retailer 11
-
$616 USD
View
Retailer 12
-
$622 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$663 USD
View
Retailer 14
-
$715 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$871 USD
View
B
Retailer 16
-
$980 USD
View
B
Retailer 17
-
$1,189 USD
View
B
Retailer 18
-
$1,210 USD
View
Most Expensive
Queensmith
LG847687396 · Oct 27
$2,096 USD
£1,650 GBP
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from $205 USDSave up to $1,005 USD

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
1.20ct Radiant
$205 USD