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Emerald|Lab Grown|IGI

1.23ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG500143699

Shape and cutting style on the report: Emerald cut

Certificate IGI LG500143699

Diamond specifications and retailer prices

From $1,155 AUD
As of November 4, 2026
Save $3,420 AUD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,887 AUD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500143699 or 500143699. Listed at 13 retailers as of November 3, 2026, with a 296% 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

1.23
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500143699
Dimensions7.62 × 4.96 × 3.13 mm
L/W Ratio1.54
Culet sizeLong
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
7.62 mm4.96 mm1.23 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500143699
Side View
Table 62.5%Crown 21.6°Girdle: MED-STKPavilion 36.6°Culet: LNGDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $5,887 AUD|Low: $1,155 AUD|High: $7,063 AUD|Avg: $3,673 AUD
Flawless Fine Jewelry
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
November 5, 2026
Retailer 11$1,155 AUD
Retailer 10$2,104 AUD
Retailer 16$2,289 AUD
Retailer 3$2,355 AUD
Retailer 12$2,440 AUD
Retailer 15$2,440 AUD
Retailer 5$2,687 AUD
Retailer 8$2,733 AUD
Retailer 6$3,293 AUD
Retailer 13$3,847 AUD
Retailer 4$4,429 AUD
Retailer 9$4,490 AUD
Retailer 14$4,574 AUD
Flawless Fine Jewelry$5,887 AUD
Retailer 2$6,951 AUD
Retailer 7$6,988 AUD

20 data points across 16 retailers

13 retailers$1,155 AUD to $4,574 AUD

B+
Cheapest Retailer
-
$1,155 AUD
B
Retailer 2
-
$2,104 AUD
View
B
Retailer 3
-
$2,289 AUD
View
B
Retailer 4
-
$2,355 AUD
View
Final sale: no returns
B
Retailer 5
-
$2,440 AUD
View
Retailer 6
-
$2,440 AUD
View
Price last confirmed 24 days ago
B
Retailer 7
-
$2,687 AUD
View
B
Retailer 8
-
$3,847 AUD
View
B
Retailer 9
-
$4,429 AUD
View
B
Retailer 10
-
$4,490 AUD
View
B
Retailer 11
-
$4,574 AUD
View
Most Expensive
Flawless Fine Jewelry
285158CCF · Nov 4
$5,887 AUD
£3,252 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $1,155 AUDSave up to $3,420 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.

B+
1.23ct Emerald
$1,155 AUD