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Heart|Lab Grown|IGI

1.23ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG691534689

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG691534689

Diamond specifications and retailer prices

From $316 AUD
$222 USD
As of October 30, 2026
Save $1,485 AUD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,801 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart 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 LG691534689 or 691534689. Listed at 18 retailers as of October 30, 2026, with prices from $316 to $1,801, a $1,485 spread on the same certified stone. Reve Diamonds lists it at $1,801. 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 angle35.1°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691534689
Dimensions6.40 × 7.47 × 4.40 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.40 mm7.47 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691534689
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 58.9%

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 30
Current: $731 AUD|Low: $313 AUD|High: $1,801 AUD|Avg: $862 AUD|+20.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
November 2, 2026
Retailer 17$316 AUD
Retailer 7$353 AUD
Retailer 15$367 AUD
Retailer 2$393 AUD
Retailer 4$393 AUD
Retailer 3$529 AUD
Retailer 8$671 AUD
Retailer 11$678 AUD
Retailer 6$692 AUD
Retailer 1$731 AUD
Retailer 5$844 AUD
Retailer 14$958 AUD
Retailer 13$1,068 AUD
Retailer 10$1,118 AUD
Retailer 18$1,261 AUD
Retailer 16$1,266 AUD
Retailer 9$1,337 AUD
Retailer 12$1,573 AUD
Reve Diamonds$1,801 AUD

37 data points across 19 retailers

18 retailers$316 AUD to $1,801 AUD

A
Cheapest Retailer
-
$316 AUD
$222 USD
A
Retailer 2
-
$353 AUD
$248 USD
View
Final sale: no returns
A
Retailer 3
-
$367 AUD
$258 USD
View
A
Retailer 4
-
$393 AUD
$276 USD
View
Retailer 5
-
$393 AUD
$276 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$671 AUD
$471 USD
View
B+
Retailer 7
-
$678 AUD
ZAR 7,690 ZAR
View
B+
Retailer 8
-
$692 AUD
$486 USD
View
B+
Retailer 9
-
$731 AUD
£404 GBP
View
B+
Retailer 10
-
$844 AUD
$593 USD
View
B+
Retailer 11
-
$958 AUD
View
B+
Retailer 12
-
$1,068 AUD
$750 USD
View
B
Retailer 13
-
$1,118 AUD
$785 USD
View
B
Retailer 14
-
$1,261 AUD
$886 USD
View
B
Retailer 15
-
$1,266 AUD
$889 USD
View
B
Retailer 16
-
$1,337 AUD
$939 USD
View
B
Retailer 17
-
$1,573 AUD
£870 GBP
View
Most Expensive
B
Reve Diamonds
DCACDF9BD · Nov 1
$1,801 AUD
$1,265 USD
View
17 more retailers have this diamond
Prices start from $316 AUDSave up to $1,485 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 Heart
$316 AUD