CaratHunter
Plans
Radiant|Lab Grown|IGI

1.23ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG622490937

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG622490937

Diamond specifications and retailer prices

From $249 SGD
$195 USD
As of October 30, 2026
Save $1,298 SGD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,547 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG622490937 or 622490937. Listed at 22 retailers as of October 30, 2026, with prices from $249 to $1,547, a $1,298 spread on the same certified stone. Brilliant Earth lists it at $1,547. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG622490937
Dimensions7.44 × 5.45 × 3.48 mm
L/W Ratio1.37
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
7.44 mm5.45 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG622490937
Side View
Table 62.0%Crown 47.4°Girdle: STK-THKPavilion 35.6°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,547 SGD|Low: $239 SGD|High: $1,547 SGD|Avg: $762 SGD
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 20$249 SGD
Retailer 11$279 SGD
Retailer 3$309 SGD
Retailer 8$309 SGD
Retailer 2$379 SGD
Retailer 6$419 SGD
Retailer 14$507 SGD
Retailer 17$531 SGD
Retailer 13$565 SGD
Retailer 9$624 SGD
Retailer 5$727 SGD
Retailer 18$755 SGD
Retailer 19$794 SGD
Retailer 4$995 SGD
Retailer 7$1,024 SGD
Retailer 12$1,063 SGD
Retailer 16$1,088 SGD
Retailer 15$1,455 SGD
Retailer 10$1,506 SGD
Brilliant Earth$1,547 SGD

40 data points across 20 retailers

22 retailers$249 SGD to $1,547 SGD

A
Cheapest Retailer
-
$249 SGD
$195 USD
A
Retailer 2
-
$279 SGD
$218 USD
View
Final sale: no returns
A
Retailer 3
-
$289 SGD
$226 USD
View
A
Retailer 4
-
$309 SGD
$242 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$309 SGD
$242 USD
View
A
Retailer 6
-
$379 SGD
£233 GBP
View
B+
Retailer 7
-
$419 SGD
$328 USD
View
A
Retailer 8
-
$507 SGD
€378 EUR
View
A
Retailer 9
-
$531 SGD
ZAR 6,713 ZAR
View
A
Retailer 10
-
$565 SGD
£348 GBP
View
A
Retailer 11
-
$624 SGD
$488 USD
View
Retailer 12
-
$674 SGD
$527 USD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
$727 SGD
$569 USD
View
A
Retailer 14
-
$755 SGD
A$908 AUD
View
B+
Retailer 15
-
$794 SGD
$621 USD
View
B+
Retailer 16
-
$995 SGD
$778 USD
View
B+
Retailer 17
-
$1,044 SGD
$817 USD
View
B+
Retailer 18
-
$1,063 SGD
$832 USD
View
B+
Retailer 19
-
$1,088 SGD
A$1,309 AUD
View
B
Retailer 20
-
$1,455 SGD
£896 GBP
View
B
Retailer 21
-
$1,506 SGD
$1,178 USD
View
Most Expensive
B
Brilliant Earth
9399427A · Oct 31
$1,547 SGD
$1,210 USD
View
21 more retailers have this diamond
Prices start from $249 SGDSave up to $1,298 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 Radiant
$249 SGD