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Round|Lab Grown|IGI

1.18ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG12329707

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12329707

Diamond specifications and retailer prices

From $557 AUD
As of November 5, 2026
Save $1,658 AUD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,600 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.18ct lab-grown round diamond

This 1.18ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG12329707 or 12329707. Listed at 14 retailers as of November 5, 2026, with a 298% 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

1.18
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12329707
Dimensions6.79 × 6.76 × 4.20 mm
L/W Ratio1.00
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment. Type IIa
Top View
6.79 mm6.76 mm1.18 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12329707
Side View
Table 58.0%Crown 35.5°Girdle: THN-UNDPavilion 41.1°Culet: NoneDepth 61.9%

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 5
Current: $3,600 AUD|Low: $357 AUD|High: $3,600 AUD|Avg: $1,162 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 12$357 AUD
Retailer 3$394 AUD
Retailer 8$557 AUD
Retailer 9$729 AUD
Retailer 10$827 AUD
Retailer 6$956 AUD
Retailer 11$1,169 AUD
Retailer 5$1,363 AUD
Retailer 7$1,544 AUD
Retailer 4$1,794 AUD
Retailer 2$2,216 AUD
Do Amore Diamonds$3,600 AUD

24 data points across 12 retailers

14 retailers$557 AUD to $2,216 AUD

Retailer 1
-
$317 AUD
Price last confirmed 43 days ago
Retailer 2
-
$369 AUD
View
Price last confirmed 44 days ago
Retailer 3
-
$389 AUD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$557 AUD
View
B+
Retailer 5
-
$729 AUD
View
B
Retailer 6
-
$827 AUD
View
B
Retailer 7
-
$956 AUD
View
B
Retailer 8
-
$1,169 AUD
View
B
Retailer 9
-
$1,363 AUD
View
Retailer 10
-
$1,397 AUD
View
Price last confirmed 45 days ago
B
Retailer 11
-
$1,544 AUD
View
B
Retailer 12
-
$1,794 AUD
View
B
Retailer 13
-
$2,216 AUD
View
Most Expensive
Do Amore Diamonds
27-546F45DDB · Nov 4
$3,600 AUD
$2,520 USD
View
Price under review
13 more retailers have this diamond
Prices start from $557 AUDSave up to $1,658 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
1.18ct Round
$557 AUD