Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG837672527

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837672527

Diamond specifications and retailer prices

From $241 USD
As of October 29, 2026
Save $1,207 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,448 USD at Michael Trio · As of October 28, 2026
View at Michael Trio

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837672527 or 837672527. Listed at 15 retailers as of October 28, 2026, with prices from $241 to $1,448, a $1,207 spread on the same certified stone. Michael Trio lists it at $1,448. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837672527
Dimensions6.91 × 7.27 × 4.33 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.91 mm7.27 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837672527
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 59.6%

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 29
Current: $1,448 USD|Low: $241 USD|High: $1,477 USD|Avg: $778 USD|+1.7%
Michael Trio
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
October 29, 2026
Retailer 10$241 USD
Retailer 12$329 USD
Retailer 7$362 USD
Retailer 8$436 USD
Retailer 14$459 USD
Retailer 2$494 USD
Retailer 5$576 USD
Retailer 15$657 USD
Retailer 4$866 USD
Retailer 13$912 USD
Retailer 9$917 USD
Retailer 11$994 USD
Retailer 3$1,077 USD
Retailer 6$1,410 USD
Michael Trio$1,448 USD

28 data points across 15 retailers

15 retailers$241 USD to $1,448 USD

A
Cheapest Retailer
-
$241 USD
Final sale: no returns
A
Retailer 2
-
$329 USD
£259 GBP
View
B+
Retailer 3
-
$362 USD
View
A
Retailer 4
-
$436 USD
€415 EUR
View
A
Retailer 5
-
$459 USD
ZAR 7,419 ZAR
View
B+
Retailer 6
-
$494 USD
£389 GBP
View
B+
Retailer 7
-
$576 USD
View
B+
Retailer 8
-
$657 USD
A$1,010 AUD
View
B
Retailer 9
-
$866 USD
View
B+
Retailer 10
-
$912 USD
View
B+
Retailer 11
-
$917 USD
View
B+
Retailer 12
-
$994 USD
A$1,529 AUD
View
B+
Retailer 13
-
$1,077 USD
£848 GBP
View
B
Retailer 14
-
$1,410 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Michael Trio
1166624810 · Oct 28
$1,448 USD
SGD 1,957 SGD
View
14 more retailers have this diamond
Prices start from $241 USDSave up to $1,207 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
$241 USD