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Round|Lab Grown|IGI

1.20ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG671407725

Shape and cutting style on the report: Round brilliant

Certificate IGI LG671407725

Diamond specifications and retailer prices

From $249 AUD
$175 USD
As of October 29, 2026
Save $2,143 AUD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,392 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG671407725 or 671407725. Listed at 23 retailers as of October 29, 2026, with prices from $249 to $2,392, a $2,143 spread on the same certified stone. Do Amore Diamonds lists it at $2,392. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671407725
Dimensions6.76 × 6.80 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.76 mm6.80 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671407725
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°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: Oct 29
Current: $2,392 AUD|Low: $239 AUD|High: $2,392 AUD|Avg: $783 AUD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 30, 2026
Retailer 18$249 AUD
Retailer 7$278 AUD
Retailer 19$289 AUD
Retailer 17$309 AUD
Retailer 20$309 AUD
Retailer 11$416 AUD
Retailer 10$424 AUD
Retailer 5$581 AUD
Retailer 15$585 AUD
Retailer 2$619 AUD
Retailer 3$733 AUD
Retailer 8$748 AUD
Retailer 16$831 AUD
Retailer 6$873 AUD
Retailer 12$910 AUD
Retailer 14$1,038 AUD
Retailer 4$1,095 AUD
Retailer 9$1,587 AUD
Retailer 13$1,600 AUD
Do Amore Diamonds$2,392 AUD

36 data points across 20 retailers

23 retailers$249 AUD to $2,392 AUD

A
Cheapest Retailer
-
$249 AUD
$175 USD
A
Retailer 2
-
$278 AUD
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$289 AUD
$203 USD
View
A
Retailer 4
-
$309 AUD
$217 USD
View
A
Retailer 5
-
$309 AUD
$217 USD
View
B+
Retailer 6
-
$416 AUD
$292 USD
View
Retailer 7
-
$424 AUD
$298 USD
View
Price last confirmed 15 days ago
Retailer 8
-
$474 AUD
HK$2,600 HKD
View
Price last confirmed 56 days ago
Retailer 9
-
$581 AUD
£321 GBP
View
Price last confirmed 13 days ago
A
Retailer 10
-
$585 AUD
ZAR 6,635 ZAR
View
B+
Retailer 11
-
$619 AUD
£342 GBP
View
B+
Retailer 12
-
$661 AUD
$464 USD
View
Retailer 13
-
$733 AUD
$515 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
$748 AUD
View
B+
Retailer 15
-
$831 AUD
View
B+
Retailer 16
-
$873 AUD
$613 USD
View
B+
Retailer 17
-
$910 AUD
$639 USD
View
B
Retailer 18
-
$1,038 AUD
View
Retailer 19
-
$1,095 AUD
$769 USD
View
Price last confirmed 12 days ago
B
Retailer 20
-
$1,341 AUD
$942 USD
View
B
Retailer 21
-
$1,587 AUD
$1,115 USD
View
B
Retailer 22
-
$1,600 AUD
£885 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0B41F6F2D · Oct 29
$2,392 AUD
$1,680 USD
View
22 more retailers have this diamond
Prices start from $249 AUDSave up to $2,143 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
1.20ct Round
$249 AUD