Heart|Lab Grown|IGI

0.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG805673549

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805673549

Diamond specifications and retailer prices

From $154 USD
HK$1,200 HKD
As of November 1, 2026
Save $323 USD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,090 USD at MOH London · As of October 25, 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 G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805673549 or 805673549. Listed at 16 retailers as of October 27, 2026, with a 210% 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

0.51
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805673549
Dimensions5.51 × 5.16 × 3.08 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
5.51 mm5.16 mm0.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805673549
Side View
Table 71.0%Crown 35.5°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 55.9%

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 1
Current: $1,090 USD|Low: $100 USD|High: $1,101 USD|Avg: $336 USD|-0.9%
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
Retailer 15
October 31, 2026
Retailer 15$105 USD
Retailer 7$122 USD
Retailer 5$139 USD
Retailer 14$232 USD
Retailer 2$235 USD
Retailer 12$255 USD
Retailer 4$262 USD
Retailer 8$297 USD
Retailer 9$330 USD
Retailer 13$356 USD
Retailer 11$363 USD
Retailer 10$373 USD
Retailer 3$419 USD
Retailer 6$477 USD
MOH London$1,090 USD

42 data points across 15 retailers

16 retailers$154 USD to $477 USD

Retailer 1
-
$105 USD
Price last confirmed 9 days ago
Retailer 2
-
$122 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$139 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$154 USD
HK$1,200 HKD
View
Retailer 5
-
$232 USD
ZAR 3,743 ZAR
View
Price last confirmed 9 days ago
A
Retailer 6
-
$235 USD
€224 EUR
View
B+
Retailer 7
-
$255 USD
£201 GBP
View
Retailer 8
-
$262 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$297 USD
View
B+
Retailer 10
-
$330 USD
View
B
Retailer 11
-
$356 USD
£280 GBP
View
B+
Retailer 12
-
$363 USD
SGD 491 SGD
View
B+
Retailer 13
-
$373 USD
View
Retailer 14
-
$419 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$477 USD
View
Most Expensive
MOH London
LG805673549 · Oct 25
$1,090 USD
£858 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $154 USDSave up to $323 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
0.51ct Heart
$154 USD