Radiant|Lab Grown|IGI

1.23ct H VVS2 Radiant Lab Grown Diamond

EX • H/VVS2 • IGI LG653410717

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

Certificate IGI LG653410717

Diamond specifications and retailer prices

From $230 USD
As of October 29, 2026
Save $1,550 USD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,780 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG653410717 or 653410717. Listed at 15 retailers as of October 29, 2026, with prices from $230 to $1,780, a $1,550 spread on the same certified stone. Do Amore Diamonds lists it at $1,780. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653410717
Dimensions7.93 × 5.25 × 3.60 mm
L/W Ratio1.51
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.93 mm5.25 mm1.23 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653410717
Side View
Table 69.0%Crown 40.1°Girdle: Slightly ThickPavilion 32.1°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,780 USD|Low: $230 USD|High: $1,780 USD|Avg: $723 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 8$230 USD
Retailer 11$395 USD
Retailer 9$404 USD
Retailer 5$429 USD
Retailer 10$477 USD
Retailer 6$560 USD
Retailer 2$619 USD
Retailer 7$780 USD
Retailer 3$987 USD
Retailer 4$1,187 USD
Do Amore Diamonds$1,780 USD

23 data points across 11 retailers

15 retailers$230 USD to $1,780 USD

A
Cheapest Retailer
-
$230 USD
A
Retailer 2
-
$395 USD
View
A
Retailer 3
-
$404 USD
View
Retailer 4
-
$429 USD
ZAR 6,924 ZAR
View
Price last confirmed 8 days ago
A
Retailer 5
-
$477 USD
View
Retailer 6
-
$555 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$560 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$619 USD
A$953 AUD
View
Retailer 9
-
$620 USD
View
Price last confirmed 17 days ago
B+
Retailer 10
-
$682 USD
£537 GBP
View
B
Retailer 11
-
$780 USD
View
B
Retailer 12
-
$815 USD
View
B
Retailer 13
-
$987 USD
View
B
Retailer 14
-
$1,187 USD
£935 GBP
View
Most Expensive
B
Do Amore Diamonds
27-006CE3100 · Oct 31
$1,780 USD
View
14 more retailers have this diamond
Prices start from $230 USDSave up to $1,550 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
1.23ct Radiant
$230 USD