CaratHunter
Plans
Heart|Lab Grown|IGI

1.23ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG826667983

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826667983

Diamond specifications and retailer prices

From €168 EUR
$188 USD
As of October 30, 2026
Save €866 EUR (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,034 EUR at Reve Diamonds · As of November 1, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826667983 or 826667983. Listed at 18 retailers as of October 30, 2026, with prices from €168 to €1,034, a €866 spread on the same certified stone. Reve Diamonds lists it at €1,034. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826667983
Dimensions7.55 × 6.46 × 4.34 mm
L/W Ratio1.17
Girdle conditionFaceted
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
7.55 mm6.46 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826667983
Side View
Table 60.0%Crown 37.2°Girdle: MED-STKPavilion 38°Culet: NoneDepth 57.5%

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: €975 EUR|Low: €159 EUR|High: €1,034 EUR|Avg: €468 EUR|+1.9%
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
Reve Diamonds
November 1, 2026
Retailer 15€168 EUR
Retailer 7€193 EUR
Retailer 9€207 EUR
Retailer 3€209 EUR
Retailer 16€216 EUR
Retailer 4€354 EUR
Retailer 17€365 EUR
Retailer 11€379 EUR
Retailer 13€399 EUR
Retailer 8€453 EUR
Retailer 5€503 EUR
Retailer 12€545 EUR
Retailer 14€644 EUR
Retailer 6€653 EUR
Retailer 10€670 EUR
Retailer 2€719 EUR
Retailer 1€975 EUR
Reve Diamonds€1,034 EUR

45 data points across 18 retailers

18 retailers€168 EUR to €1,034 EUR

A
Cheapest Retailer
-
€168 EUR
$188 USD
A
Retailer 2
-
€193 EUR
$216 USD
View
A
Retailer 3
-
€207 EUR
$231 USD
View
A
Retailer 4
-
€209 EUR
$233 USD
View
A
Retailer 5
-
€216 EUR
$241 USD
View
Final sale: no returns
A
Retailer 6
-
€354 EUR
ZAR 6,394 ZAR
View
A
Retailer 7
-
€365 EUR
$408 USD
View
A
Retailer 8
-
€379 EUR
£333 GBP
View
B+
Retailer 9
-
€399 EUR
$446 USD
View
B+
Retailer 10
-
€453 EUR
A$778 AUD
View
B+
Retailer 11
-
€503 EUR
A$865 AUD
View
B+
Retailer 12
-
€545 EUR
$609 USD
View
B+
Retailer 13
-
€644 EUR
$720 USD
View
B+
Retailer 14
-
€653 EUR
A$1,122 AUD
View
B
Retailer 15
-
€670 EUR
$749 USD
View
B
Retailer 16
-
€719 EUR
$803 USD
View
B
Retailer 17
-
€975 EUR
£858 GBP
View
Most Expensive
B
Reve Diamonds
C430804B2 · Nov 1
€1,034 EUR
$1,155 USD
View
17 more retailers have this diamond
Prices start from €168 EURSave up to €866 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
1.23ct Heart
€168 EUR