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Heart|Lab Grown|IGI

1.23ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG826667983

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826667983

Diamond specifications and retailer prices

From $240 SGD
$188 USD
As of October 30, 2026
Save $1,237 SGD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,477 SGD at Reve Diamonds · As of October 30, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826667983 or 826667983. Listed at 18 retailers as of October 30, 2026, with prices from $240 to $1,477, a $1,237 spread on the same certified stone. Reve Diamonds lists it at $1,477. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826667983
Dimensions7.55 × 6.46 × 4.34 mm
L/W Ratio1.17
Girdle conditionFaceted
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
7.55 mm6.46 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826667983
Side View
Table 60.0%Crown 37.2°Girdle: MED-STKPavilion 38°Culet: NoneDepth 57.5%

Caratlytics Score

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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: $779 SGD|Low: $240 SGD|High: $1,477 SGD|Avg: $757 SGD|+15.6%
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
Reve Diamonds
October 31, 2026
Retailer 9$240 SGD
Retailer 14$298 SGD
Retailer 10$308 SGD
Retailer 2$506 SGD
Retailer 11$522 SGD
Retailer 12$541 SGD
Retailer 7$570 SGD
Retailer 6$646 SGD
Retailer 3$719 SGD
Retailer 1$779 SGD
Retailer 8$920 SGD
Retailer 5$932 SGD
Retailer 13$1,027 SGD
Retailer 4$1,380 SGD
Reve Diamonds$1,477 SGD

45 data points across 15 retailers

18 retailers$240 SGD to $1,477 SGD

A
Cheapest Retailer
-
$240 SGD
$188 USD
A
Retailer 2
-
$276 SGD
$216 USD
View
A
Retailer 3
-
$295 SGD
$231 USD
View
A
Retailer 4
-
$298 SGD
$233 USD
View
A
Retailer 5
-
$308 SGD
$241 USD
View
Final sale: no returns
A
Retailer 6
-
$506 SGD
ZAR 6,394 ZAR
View
A
Retailer 7
-
$522 SGD
$408 USD
View
A
Retailer 8
-
$541 SGD
£333 GBP
View
B+
Retailer 9
-
$570 SGD
$446 USD
View
B+
Retailer 10
-
$646 SGD
A$778 AUD
View
B+
Retailer 11
-
$719 SGD
A$865 AUD
View
B+
Retailer 12
-
$779 SGD
$609 USD
View
B+
Retailer 13
-
$920 SGD
$720 USD
View
B+
Retailer 14
-
$932 SGD
A$1,122 AUD
View
B
Retailer 15
-
$947 SGD
$741 USD
View
B
Retailer 16
-
$1,027 SGD
$803 USD
View
B
Retailer 17
-
$1,380 SGD
£850 GBP
View
Most Expensive
B
Reve Diamonds
C430804B2 · Oct 30
$1,477 SGD
$1,155 USD
View
17 more retailers have this diamond
Prices start from $240 SGDSave up to $1,237 SGD

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
$240 SGD