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Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG817661939

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817661939

Diamond specifications and retailer prices

From $323 AUD
$227 USD
As of October 29, 2026
Save $2,780 AUD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,103 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 LG817661939 or 817661939. Listed at 18 retailers as of October 29, 2026, with prices from $323 to $3,103, a $2,780 spread on the same certified stone. Do Amore Diamonds lists it at $3,103. 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 angle35.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817661939
Dimensions8.85 × 5.99 × 3.74 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm5.99 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817661939
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.4%

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: Oct 29
Current: $3,103 AUD|Low: $280 AUD|High: $3,103 AUD|Avg: $894 AUD
Do Amore Diamonds
Retailer 2
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October 31, 2026
Retailer 9$323 AUD
Retailer 14$347 AUD
Retailer 8$360 AUD
Retailer 5$374 AUD
Retailer 20$401 AUD
Retailer 6$538 AUD
Retailer 12$584 AUD
Retailer 17$593 AUD
Retailer 10$593 AUD
Retailer 22$682 AUD
Retailer 2$842 AUD
Retailer 21$851 AUD
Retailer 16$966 AUD
Retailer 4$1,077 AUD
Retailer 15$1,258 AUD
Retailer 13$1,294 AUD
Retailer 3$1,422 AUD
Retailer 11$1,452 AUD
Retailer 18$1,531 AUD
Retailer 7$1,666 AUD
Retailer 19$1,783 AUD
Retailer 23$1,821 AUD
Do Amore Diamonds$3,103 AUD

16 data points across 23 retailers

18 retailers$323 AUD to $3,103 AUD

A
Cheapest Retailer
-
$323 AUD
$227 USD
A
Retailer 2
-
$360 AUD
$253 USD
View
Final sale: no returns
A
Retailer 3
-
$374 AUD
$263 USD
View
A
Retailer 4
-
$401 AUD
$282 USD
View
A
Retailer 5
-
$538 AUD
$378 USD
View
A
Retailer 6
-
$593 AUD
£328 GBP
View
A
Retailer 7
-
$682 AUD
$479 USD
View
A
Retailer 8
-
$842 AUD
£466 GBP
View
B+
Retailer 9
-
$851 AUD
$598 USD
View
Retailer 10
-
$966 AUD
$679 USD
View
Price last confirmed 51 days ago
B+
Retailer 11
-
$1,077 AUD
View
B
Retailer 12
-
$1,294 AUD
$909 USD
View
B
Retailer 13
-
$1,422 AUD
$999 USD
View
B
Retailer 14
-
$1,531 AUD
CA$1,494 CAD
View
B
Retailer 15
-
$1,666 AUD
$1,170 USD
View
B
Retailer 16
-
$1,783 AUD
£986 GBP
View
B
Retailer 17
-
$1,821 AUD
$1,279 USD
View
Most Expensive
B
Do Amore Diamonds
27-8DED407EC · Oct 31
$3,103 AUD
$2,180 USD
View
17 more retailers have this diamond
Prices start from $323 AUDSave up to $2,780 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
$323 AUD