Heart|Lab Grown|IGI

1.23ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG821693487

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821693487

Diamond specifications and retailer prices

From $190 USD
As of October 27, 2026
Save $970 USD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,160 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821693487 or 821693487. Listed at 17 retailers as of October 27, 2026, with prices from $190 to $1,160, a $970 spread on the same certified stone. Reve Diamonds lists it at $1,160. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821693487
Dimensions6.25 × 7.55 × 4.40 mm
L/W Ratio1.21
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.25 mm7.55 mm1.23 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821693487
Side View
Table 58.0%Crown 32.8°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 58.3%

Caratlytics Score

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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 27
Current: $426 USD|Low: $211 USD|High: $1,166 USD|Avg: $573 USD|+2.0%
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
Reve Diamonds
October 29, 2026
Retailer 3$211 USD
Retailer 10$220 USD
Retailer 13$235 USD
Retailer 7$290 USD
Retailer 8$404 USD
Retailer 2$413 USD
Retailer 1$426 USD
Retailer 12$483 USD
Retailer 9$573 USD
Retailer 5$756 USD
Retailer 11$758 USD
Retailer 4$810 USD
Retailer 6$1,105 USD
Reve Diamonds$1,160 USD

43 data points across 14 retailers

17 retailers$190 USD to $1,160 USD

A
Cheapest Retailer
-
$190 USD
A
Retailer 2
-
$211 USD
View
Final sale: no returns
A
Retailer 3
-
$220 USD
View
A
Retailer 4
-
$234 USD
View
Price last confirmed 34 days ago
A
Retailer 5
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$235 USD
View
A
Retailer 6
-
$235 USD
View
A
Retailer 7
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$290 USD
£228 GBP
View
A
Retailer 8
-
$404 USD
ZAR 6,521 ZAR
View
A
Retailer 9
-
$413 USD
View
A
Retailer 10
-
$426 USD
£335 GBP
View
B+
Retailer 11
-
$483 USD
View
B+
Retailer 12
-
$573 USD
A$882 AUD
View
B+
Retailer 13
-
$756 USD
View
B
Retailer 14
-
$758 USD
View
B
Retailer 15
-
$810 USD
View
B
Retailer 16
-
$1,105 USD
£870 GBP
View
Most Expensive
B
Reve Diamonds
911E3C310 · Oct 28
$1,160 USD
View
16 more retailers have this diamond
Prices start from $190 USDSave up to $970 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 Heart
$190 USD