Heart|Lab Grown|IGI

0.51ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG831609127

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831609127

Diamond specifications and retailer prices

From €124 EUR
$138 USD
As of October 25, 2026
Save €844 EUR (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €967 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831609127 or 831609127. Listed at 19 retailers as of October 25, 2026, with prices from €124 to €967, a €844 spread on the same certified stone. MOH London lists it at €967. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.1°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831609127
Dimensions5.51 × 5.49 × 2.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.51 mm5.49 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831609127
Side View
Table 63.0%Crown 33.1°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 52.6%

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 25
Current: €967 EUR|Low: €91 EUR|High: €1,007 EUR|Avg: €322 EUR|-2.7%
MOH London
Retailer 2
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Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 7€93 EUR
Retailer 5€104 EUR
Retailer 4€108 EUR
Retailer 18€124 EUR
Retailer 14€137 EUR
Retailer 11€179 EUR
Retailer 2€210 EUR
Retailer 9€212 EUR
Retailer 16€226 EUR
Retailer 20€232 EUR
Retailer 13€264 EUR
Retailer 17€316 EUR
Retailer 3€322 EUR
Retailer 6€325 EUR
Retailer 15€330 EUR
Retailer 10€367 EUR
Retailer 19€372 EUR
Retailer 8€424 EUR
Retailer 12€627 EUR
Retailer 21€795 EUR
MOH London€967 EUR

35 data points across 21 retailers

19 retailers€124 EUR to €967 EUR

Retailer 1
-
€93 EUR
$104 USD
Price last confirmed 9 days ago
Retailer 2
-
€108 EUR
$121 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€124 EUR
$138 USD
View
A
Retailer 4
-
€137 EUR
HK$1,200 HKD
View
A
Retailer 5
-
€210 EUR
View
Retailer 6
-
€212 EUR
ZAR 3,829 ZAR
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€226 EUR
£199 GBP
View
Retailer 8
-
€232 EUR
$259 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
€264 EUR
$295 USD
View
B+
Retailer 10
-
€316 EUR
£278 GBP
View
B+
Retailer 11
-
€322 EUR
$360 USD
View
B+
Retailer 12
-
€325 EUR
SGD 491 SGD
View
B+
Retailer 13
-
€330 EUR
$369 USD
View
B
Retailer 14
-
€367 EUR
$410 USD
View
B
Retailer 15
-
€372 EUR
$416 USD
View
B
Retailer 16
-
€424 EUR
$474 USD
View
Retailer 17
-
€627 EUR
£552 GBP
View
Price last confirmed 19 days ago
B
Retailer 18
-
€795 EUR
$888 USD
View
Most Expensive
B
MOH London
LG831609127 · Oct 26
€967 EUR
£851 GBP
View
18 more retailers have this diamond
Prices start from €124 EURSave up to €844 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
0.51ct Heart
€124 EUR