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Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG667445187

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG667445187

Diamond specifications and retailer prices

From $327 AUD
$230 USD
As of November 1, 2026
Save $1,399 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,726 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval 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 LG667445187 or 667445187. Listed at 18 retailers as of November 1, 2026, with prices from $327 to $1,726, a $1,399 spread on the same certified stone. Reve Diamonds lists it at $1,726. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667445187
Dimensions8.52 × 6.09 × 3.86 mm
L/W Ratio1.40
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
8.52 mm6.09 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667445187
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.4%

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: $628 AUD|Low: $327 AUD|High: $1,719 AUD|Avg: $879 AUD|+2.8%
Retailer 1
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
November 1, 2026
Retailer 14$327 AUD
Retailer 6$363 AUD
Retailer 3$491 AUD
Retailer 9$607 AUD
Retailer 1$628 AUD
Retailer 8$669 AUD
Retailer 4$712 AUD
Retailer 11$888 AUD
Retailer 15$940 AUD
Retailer 13$961 AUD
Retailer 10$1,082 AUD
Retailer 2$1,150 AUD
Retailer 7$1,244 AUD
Retailer 5$1,432 AUD
Retailer 12$1,701 AUD

41 data points across 15 retailers

18 retailers$327 AUD to $1,726 AUD

A
Cheapest Retailer
-
$327 AUD
$230 USD
Final sale: no returns
Retailer 2
-
$359 AUD
$252 USD
View
Price last confirmed 41 days ago
Retailer 3
-
$401 AUD
HK$2,200 HKD
View
Price last confirmed 58 days ago
B+
Retailer 4
-
$491 AUD
$345 USD
View
A
Retailer 5
-
$607 AUD
€406 EUR
View
A
Retailer 6
-
$628 AUD
ZAR 7,122 ZAR
View
A
Retailer 7
-
$669 AUD
£370 GBP
View
A
Retailer 8
-
$683 AUD
$480 USD
View
A
Retailer 9
-
$712 AUD
$500 USD
View
B+
Retailer 10
-
$888 AUD
View
B+
Retailer 11
-
$940 AUD
$660 USD
View
Retailer 12
-
$961 AUD
$675 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$1,066 AUD
$749 USD
View
Price last confirmed 46 days ago
B+
Retailer 14
-
$1,082 AUD
$760 USD
View
Retailer 15
-
$1,150 AUD
View
Price last confirmed 28 days ago
B
Retailer 16
-
$1,244 AUD
$874 USD
View
B
Retailer 17
-
$1,701 AUD
£941 GBP
View
Most Expensive
B
Reve Diamonds
BCEE40DE7 · Nov 1
$1,726 AUD
$1,213 USD
View
17 more retailers have this diamond
Prices start from $327 AUDSave up to $1,399 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
1.23ct Oval
$327 AUD