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Heart|Lab Grown|IGI

0.91ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG770659237

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG770659237

Diamond specifications and retailer prices

From $159 USD
As of November 4, 2026
Save $760 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $919 USD at MOH London · As of November 2, 2026
View at MOH London

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770659237 or 770659237. Listed at 15 retailers as of November 2, 2026, with prices from $159 to $919, a $760 spread on the same certified stone. MOH London lists it at $919. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.9°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770659237
Dimensions5.86 × 6.91 × 3.84 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.86 mm6.91 mm0.91 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770659237
Side View
Table 57.0%Crown 29.9°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 55.6%

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: $919 USD|Low: $152 USD|High: $930 USD|Avg: $427 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8$159 USD
Retailer 9$197 USD
Retailer 11$197 USD
Retailer 2$342 USD
Retailer 5$357 USD
Retailer 10$357 USD
Retailer 6$404 USD
Retailer 4$490 USD
Retailer 3$510 USD
Retailer 7$667 USD
MOH London$919 USD

46 data points across 11 retailers

15 retailers$159 USD to $919 USD

A
Cheapest Retailer
-
$159 USD
A
Retailer 2
-
$184 USD
View
Retailer 3
-
$194 USD
View
Price last confirmed 41 days ago
Retailer 4
-
$197 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$197 USD
View
B+
Retailer 6
-
$310 USD
View
B+
Retailer 7
-
$342 USD
View
B+
Retailer 8
-
$357 USD
View
B+
Retailer 9
-
$357 USD
View
B+
Retailer 10
-
$490 USD
View
B
Retailer 11
-
$510 USD
View
B
Retailer 12
-
$632 USD
View
B
Retailer 13
-
$667 USD
View
B
Retailer 14
-
$686 USD
View
Most Expensive
B
MOH London
LG770659237 · Nov 2
$919 USD
£724 GBP
View
14 more retailers have this diamond
Prices start from $159 USDSave up to $760 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
0.91ct Heart
$159 USD