Radiant|Lab Grown|IGI

1.23ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG669419524

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

Certificate IGI LG669419524

Diamond specifications and retailer prices

From $177 USD
As of October 30, 2026
Save $1,791 USD (91%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $1,968 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

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 LG669419524 or 669419524. Listed at 29 retailers as of October 30, 2026, with prices from $177 to $1,968, a $1,791 spread on the same certified stone. Diamond Quarter lists it at $1,968. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669419524
Dimensions7.88 × 5.29 × 3.50 mm
L/W Ratio1.49
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
7.88 mm5.29 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669419524
Side View
Table 63.0%Crown 42.3°Girdle: MediumPavilion 33.7°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $442 USD|Low: $177 USD|High: $1,700 USD|Avg: $690 USD|+4.5%
Retailer 1
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Retailer 20
November 1, 2026
Retailer 3$177 USD
Retailer 17$199 USD
Retailer 5$342 USD
Retailer 7$358 USD
Retailer 12$413 USD
Retailer 15$416 USD
Retailer 2$440 USD
Retailer 1$442 USD
Retailer 10$468 USD
Retailer 11$514 USD
Retailer 16$590 USD
Retailer 19$744 USD
Retailer 4$872 USD
Retailer 18$875 USD
Retailer 20$951 USD
Retailer 13$1,029 USD
Retailer 6$1,110 USD
Retailer 9$1,121 USD
Retailer 14$1,138 USD
Retailer 8$1,700 USD

44 data points across 20 retailers

29 retailers$177 USD to $1,968 USD

A
Cheapest Retailer
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$177 USD
Retailer 2
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$177 USD
View
Price last confirmed 23 days ago
Retailer 3
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$177 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$199 USD
View
Final sale: no returns
Retailer 5
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$205 USD
View
Price last confirmed 34 days ago
Retailer 6
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$216 USD
View
Price last confirmed 33 days ago
Retailer 7
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$219 USD
View
Price last confirmed 29 days ago
B+
Retailer 8
-
$342 USD
View
A
Retailer 9
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$358 USD
HK$2,800 HKD
View
A
Retailer 10
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$413 USD
€393 EUR
View
A
Retailer 11
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$416 USD
ZAR 6,713 ZAR
View
A
Retailer 12
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$440 USD
View
A
Retailer 13
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$442 USD
£348 GBP
View
A
Retailer 14
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$468 USD
View
A
Retailer 15
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$514 USD
View
A
Retailer 16
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$590 USD
A$908 AUD
View
B+
Retailer 17
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$744 USD
View
B+
Retailer 18
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$778 USD
View
Retailer 19
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$778 USD
View
Price last confirmed 21 days ago
Retailer 20
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$778 USD
View
Price last confirmed 31 days ago
Retailer 21
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$872 USD
A$1,342 AUD
View
Price last confirmed 24 days ago
Retailer 22
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$875 USD
View
Price last confirmed 10 days ago
B
Retailer 23
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$951 USD
View
B
Retailer 24
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$1,029 USD
SGD 1,391 SGD
View
B
Retailer 25
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$1,110 USD
View
B
Retailer 26
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$1,121 USD
View
B+
Retailer 27
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$1,138 USD
£896 GBP
View
B
Retailer 28
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$1,700 USD
View
Most Expensive
B
Diamond Quarter
1.23VVS1ELG24D3FAN · Oct 31
$1,968 USD
£1,550 GBP
View
28 more retailers have this diamond
Prices start from $177 USDSave up to $1,791 USD

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
$177 USD