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Round|Lab Grown|IGI

0.66ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG818669551

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818669551

Diamond specifications and retailer prices

From $154 AUD
$108 USD
As of November 1, 2026
Save $1,439 AUD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,593 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.66ct lab-grown round diamond

This 0.66ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818669551 or 818669551. Listed at 21 retailers as of November 1, 2026, with prices from $154 to $1,593, a $1,439 spread on the same certified stone. MOH London lists it at $1,593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.66
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818669551
Dimensions5.54 × 5.61 × 3.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.54 mm5.61 mm0.66 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818669551
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

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: $1,593 AUD|Low: $148 AUD|High: $1,671 AUD|Avg: $448 AUD|-3.5%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 17$154 AUD
Retailer 15$171 AUD
Retailer 3$178 AUD
Retailer 5$203 AUD
Retailer 6$203 AUD
Retailer 16$250 AUD
Retailer 8$340 AUD
Retailer 14$346 AUD
Retailer 11$351 AUD
Retailer 12$379 AUD
Retailer 4$380 AUD
Retailer 2$449 AUD
Retailer 13$486 AUD
Retailer 10$514 AUD
Retailer 18$576 AUD
Retailer 7$614 AUD
Retailer 9$696 AUD
MOH London$1,593 AUD

43 data points across 18 retailers

21 retailers$154 AUD to $1,593 AUD

A
Cheapest Retailer
-
$154 AUD
$108 USD
A
Retailer 2
-
$171 AUD
$120 USD
View
Final sale: no returns
A
Retailer 3
-
$178 AUD
$125 USD
View
Retailer 4
-
$203 AUD
$142 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$203 AUD
$142 USD
View
Retailer 6
-
$210 AUD
$147 USD
View
Price last confirmed 56 days ago
A
Retailer 7
-
$250 AUD
$175 USD
View
A
Retailer 8
-
$340 AUD
$238 USD
View
A
Retailer 9
-
$346 AUD
ZAR 3,923 ZAR
View
A
Retailer 10
-
$351 AUD
€234 EUR
View
A
Retailer 11
-
$379 AUD
£209 GBP
View
A
Retailer 12
-
$380 AUD
$266 USD
View
B+
Retailer 13
-
$449 AUD
$315 USD
View
B+
Retailer 14
-
$486 AUD
View
B+
Retailer 15
-
$514 AUD
$360 USD
View
Retailer 16
-
$514 AUD
$360 USD
View
Price last confirmed 35 days ago
B+
Retailer 17
-
$553 AUD
SGD 524 SGD
View
B+
Retailer 18
-
$576 AUD
$404 USD
View
B+
Retailer 19
-
$614 AUD
$430 USD
View
B
Retailer 20
-
$696 AUD
$488 USD
View
Most Expensive
B
MOH London
LG818669551 · Nov 1
$1,593 AUD
£879 GBP
View
20 more retailers have this diamond
Prices start from $154 AUDSave up to $1,439 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
0.66ct Round
$154 AUD