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Round|Lab Grown|IGI

0.51ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG844675651

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844675651

Diamond specifications and retailer prices

From $144 AUD
$101 USD
As of November 1, 2026
Save $1,169 AUD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,313 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844675651 or 844675651. Listed at 14 retailers as of November 1, 2026, with prices from $144 to $1,313, a $1,169 spread on the same certified stone. MOH London lists it at $1,313. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844675651
Dimensions5.22 × 5.19 × 3.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.22 mm5.19 mm0.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844675651
Side View
Table 59.0%Crown 32.8°Girdle: MediumPavilion 41.5°Culet: NoneDepth 60.7%

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: $1,313 AUD|Low: $144 AUD|High: $1,318 AUD|Avg: $462 AUD|-0.4%
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 1, 2026
Retailer 4$144 AUD
Retailer 14$159 AUD
Retailer 12$167 AUD
Retailer 3$191 AUD
Retailer 9$191 AUD
Retailer 2$324 AUD
Retailer 6$363 AUD
Retailer 7$384 AUD
Retailer 8$454 AUD
Retailer 11$574 AUD
Retailer 13$614 AUD
Retailer 10$639 AUD
Retailer 5$657 AUD
MOH London$1,313 AUD

10 data points across 14 retailers

14 retailers$144 AUD to $1,313 AUD

A
Cheapest Retailer
-
$144 AUD
$101 USD
A
Retailer 2
-
$159 AUD
$112 USD
View
Final sale: no returns
A
Retailer 3
-
$167 AUD
$117 USD
View
A
Retailer 4
-
$191 AUD
$134 USD
View
Retailer 5
-
$191 AUD
$134 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$324 AUD
ZAR 3,679 ZAR
View
A
Retailer 7
-
$363 AUD
$255 USD
View
A
Retailer 8
-
$384 AUD
$270 USD
View
A
Retailer 9
-
$454 AUD
View
B+
Retailer 10
-
$574 AUD
$403 USD
View
B+
Retailer 11
-
$614 AUD
$431 USD
View
B+
Retailer 12
-
$639 AUD
$449 USD
View
B+
Retailer 13
-
$657 AUD
$462 USD
View
Most Expensive
B
MOH London
LG844675651 · Nov 1
$1,313 AUD
£726 GBP
View
13 more retailers have this diamond
Prices start from $144 AUDSave up to $1,169 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 Round
$144 AUD