Heart|Lab Grown|IGI

1.23ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG813625553

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG813625553

Diamond specifications and retailer prices

From €217 EUR
HK$1,900 HKD
As of November 2, 2026
Save €568 EUR (72%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,013 EUR at Reve Diamonds · As of October 25, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813625553 or 813625553. Listed at 19 retailers as of October 31, 2026, with a 262% 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

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813625553
Dimensions7.10 × 6.78 × 4.38 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
7.10 mm6.78 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG813625553
Side View
Table 60.0%Crown 37.3°Girdle: STK-THKPavilion 41.3°Culet: NoneDepth 61.7%

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: Nov 2
Current: €324 EUR|Low: €181 EUR|High: €1,195 EUR|Avg: €532 EUR|-3.1%
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
Reve Diamonds
November 2, 2026
Retailer 5€181 EUR
Retailer 7€217 EUR
Retailer 1€324 EUR
Retailer 2€341 EUR
Retailer 3€356 EUR
Retailer 13€361 EUR
Retailer 4€423 EUR
Retailer 12€431 EUR
Retailer 10€502 EUR
Retailer 8€637 EUR
Retailer 11€663 EUR
Retailer 9€669 EUR
Retailer 6€696 EUR
Retailer 14€943 EUR
Reve Diamonds€1,013 EUR

43 data points across 15 retailers

19 retailers€217 EUR to €785 EUR

Retailer 1
-
€162 EUR
$182 USD
Price last confirmed 16 days ago
Retailer 2
-
€188 EUR
$211 USD
View
Price last confirmed 18 days ago
Retailer 3
-
€201 EUR
$226 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
€217 EUR
HK$1,900 HKD
View
A
Retailer 5
-
€324 EUR
View
Retailer 6
-
€341 EUR
ZAR 6,170 ZAR
View
Price last confirmed 10 days ago
Retailer 7
-
€356 EUR
$399 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
€361 EUR
£319 GBP
View
B+
Retailer 9
-
€423 EUR
$474 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
€431 EUR
$483 USD
View
B+
Retailer 11
-
€502 EUR
$563 USD
View
B+
Retailer 12
-
€637 EUR
SGD 966 SGD
View
Retailer 13
-
€647 EUR
$726 USD
View
Price last confirmed 16 days ago
B
Retailer 14
-
€663 EUR
$744 USD
View
B
Retailer 15
-
€669 EUR
$750 USD
View
B
Retailer 16
-
€696 EUR
$780 USD
View
B
Retailer 17
-
€785 EUR
$880 USD
View
Retailer 18
-
€943 EUR
£833 GBP
View
Price last confirmed 8 days ago
Most Expensive
Reve Diamonds
68F0DAAE4 · Oct 25
€1,013 EUR
$1,137 USD
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from €217 EURSave up to €568 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
€217 EUR