CaratHunter
Plans
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 $219 AUD
HK$1,200 HKD
As of November 1, 2026
Save $460 AUD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,551 AUD 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,551 AUD|Low: $142 AUD|High: $1,568 AUD|Avg: $479 AUD|-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$149 AUD
Retailer 7$174 AUD
Retailer 5$198 AUD
Retailer 14$330 AUD
Retailer 2$335 AUD
Retailer 12$364 AUD
Retailer 4$373 AUD
Retailer 8$423 AUD
Retailer 9$470 AUD
Retailer 13$506 AUD
Retailer 11$517 AUD
Retailer 10$531 AUD
Retailer 3$596 AUD
Retailer 6$679 AUD
MOH London$1,551 AUD

41 data points across 15 retailers

16 retailers$219 AUD to $679 AUD

Retailer 1
-
$149 AUD
$105 USD
Price last confirmed 9 days ago
Retailer 2
-
$174 AUD
$122 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$198 AUD
$139 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$219 AUD
HK$1,200 HKD
View
Retailer 5
-
$330 AUD
ZAR 3,743 ZAR
View
Price last confirmed 10 days ago
A
Retailer 6
-
$335 AUD
€224 EUR
View
B+
Retailer 7
-
$364 AUD
£201 GBP
View
Retailer 8
-
$373 AUD
$262 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$423 AUD
$297 USD
View
B+
Retailer 10
-
$470 AUD
$330 USD
View
Retailer 11
-
$506 AUD
£280 GBP
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$517 AUD
SGD 491 SGD
View
B+
Retailer 13
-
$531 AUD
$373 USD
View
Retailer 14
-
$596 AUD
$419 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$679 AUD
$477 USD
View
Most Expensive
MOH London
LG805673549 · Oct 25
$1,551 AUD
£858 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $219 AUDSave up to $460 AUD

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
$219 AUD