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Heart|Lab Grown|IGI

1.00ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG837666112

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837666112

Diamond specifications and retailer prices

From €143 EUR
As of November 4, 2026
Save €682 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €825 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837666112 or 837666112. Listed at 14 retailers as of November 4, 2026, with prices from €143 to €825, a €682 spread on the same certified stone. MOH London lists it at €825. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837666112
Dimensions7.04 × 6.61 × 3.86 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm6.61 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837666112
Side View
Table 61.0%Crown 31.7°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 54.8%

Caratlytics Score

How it works →
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 4
Current: €825 EUR|Low: €137 EUR|High: €838 EUR|Avg: €366 EUR|-1.5%
MOH London
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
November 5, 2026
Retailer 11€143 EUR
Retailer 3€159 EUR
Retailer 12€178 EUR
Retailer 13€178 EUR
Retailer 7€216 EUR
Retailer 14€280 EUR
Retailer 2€309 EUR
Retailer 6€321 EUR
Retailer 9€335 EUR
Retailer 8€431 EUR
Retailer 5€569 EUR
Retailer 10€601 EUR
Retailer 4€618 EUR
MOH London€825 EUR

37 data points across 14 retailers

14 retailers€143 EUR to €825 EUR

A
Cheapest Retailer
-
€143 EUR
A
Retailer 2
-
€159 EUR
View
Final sale: no returns
A
Retailer 3
-
€178 EUR
View
Retailer 4
-
€178 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€216 EUR
View
A
Retailer 6
-
€280 EUR
View
B+
Retailer 7
-
€309 EUR
View
B+
Retailer 8
-
€321 EUR
View
B+
Retailer 9
-
€335 EUR
View
B+
Retailer 10
-
€431 EUR
View
B
Retailer 11
-
€569 EUR
View
B
Retailer 12
-
€601 EUR
View
B
Retailer 13
-
€618 EUR
View
Most Expensive
B
MOH London
LG837666112 · Nov 4
€825 EUR
£732 GBP
View
13 more retailers have this diamond
Prices start from €143 EURSave up to €682 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
1.00ct Heart
€143 EUR