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Round|Lab Grown|IGI

1.23ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG773662964

Shape and cutting style on the report: Round brilliant

Certificate IGI LG773662964

Diamond specifications and retailer prices

From $290 USD
As of November 3, 2026
Save $1,094 USD (79%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,384 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round 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 LG773662964 or 773662964. Listed at 23 retailers as of November 1, 2026, with prices from $290 to $1,384, a $1,094 spread on the same certified stone. Reve Diamonds lists it at $1,384. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773662964
Dimensions6.92 × 6.83 × 4.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
6.92 mm6.83 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773662964
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.4%

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: Nov 3
Current: $1,290 USD|Low: $259 USD|High: $1,384 USD|Avg: $648 USD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
November 2, 2026
Retailer 3$260 USD
Retailer 19$290 USD
Retailer 6$301 USD
Retailer 4$322 USD
Retailer 11$322 USD
Retailer 10$429 USD
Retailer 17$480 USD
Retailer 13$527 USD
Retailer 7$537 USD
Retailer 14$547 USD
Retailer 16$556 USD
Retailer 5$574 USD
Retailer 15$609 USD
Retailer 18$784 USD
Retailer 12$855 USD
Retailer 2$1,035 USD
Retailer 9$1,087 USD
Retailer 8$1,133 USD
Retailer 1$1,290 USD
Reve Diamonds$1,384 USD

31 data points across 20 retailers

23 retailers$290 USD to $1,384 USD

Retailer 1
-
$260 USD
Price last confirmed 15 days ago
A
Retailer 2
-
$290 USD
View
Final sale: no returns
A
Retailer 3
-
$301 USD
View
Retailer 4
-
$322 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$322 USD
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$429 USD
View
B+
Retailer 7
-
$480 USD
View
B+
Retailer 8
-
$527 USD
€502 EUR
View
B+
Retailer 9
-
$537 USD
View
B+
Retailer 10
-
$547 USD
£430 GBP
View
B+
Retailer 11
-
$556 USD
ZAR 8,984 ZAR
View
B+
Retailer 12
-
$574 USD
View
Retailer 13
-
$605 USD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$609 USD
£480 GBP
View
B+
Retailer 15
-
$784 USD
A$1,206 AUD
View
B
Retailer 16
-
$855 USD
View
Retailer 17
-
$937 USD
View
Price last confirmed 49 days ago
Retailer 18
-
$1,035 USD
View
Price last confirmed 16 days ago
Retailer 19
-
$1,073 USD
A$1,650 AUD
View
Price last confirmed 98 days ago
B
Retailer 20
-
$1,087 USD
View
B
Retailer 21
-
$1,133 USD
View
B
Retailer 22
-
$1,290 USD
£1,016 GBP
View
Most Expensive
B
Reve Diamonds
ECAD343D4 · Nov 1
$1,384 USD
View
22 more retailers have this diamond
Prices start from $290 USDSave up to $1,094 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 Round
$290 USD