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Round|Lab Grown|IGI

1.23ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG739581456

Shape and cutting style on the report: Round brilliant

Certificate IGI LG739581456

Diamond specifications and retailer prices

From $214 USD
As of October 29, 2026
Save $2,021 USD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,235 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG739581456 or 739581456. Listed at 25 retailers as of October 27, 2026, with prices from $214 to $2,235, a $2,021 spread on the same certified stone. Queensmith lists it at $2,235. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739581456
Dimensions6.86 × 6.90 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.86 mm6.90 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739581456
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.3%

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 29
Current: $482 USD|Low: $205 USD|High: $1,074 USD|Avg: $521 USD|+6.0%
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
October 31, 2026
Retailer 2$214 USD
Retailer 3$238 USD
Retailer 5$265 USD
Retailer 4$358 USD
Retailer 7$422 USD
Retailer 9$455 USD
Retailer 1$482 USD
Retailer 6$489 USD
Retailer 10$647 USD
Retailer 13$686 USD
Retailer 11$815 USD
Retailer 12$1,010 USD
Retailer 8$1,068 USD

36 data points across 13 retailers

25 retailers$214 USD to $2,235 USD

A
Cheapest Retailer
-
$214 USD
A
Retailer 2
-
$238 USD
View
Final sale: no returns
A
Retailer 3
-
$248 USD
View
A
Retailer 4
-
$265 USD
View
A
Retailer 5
-
$265 USD
View
A
Retailer 6
-
$294 USD
HK$2,300 HKD
View
B+
Retailer 7
-
$358 USD
View
A
Retailer 8
-
$422 USD
£332 GBP
View
A
Retailer 9
-
$455 USD
ZAR 7,356 ZAR
View
B+
Retailer 10
-
$482 USD
€459 EUR
View
B+
Retailer 11
-
$489 USD
£385 GBP
View
B+
Retailer 12
-
$491 USD
View
B+
Retailer 13
-
$508 USD
View
B+
Retailer 14
-
$647 USD
A$996 AUD
View
B+
Retailer 15
-
$686 USD
View
Retailer 16
-
$777 USD
View
Price last confirmed 29 days ago
Retailer 17
-
$815 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$852 USD
View
B
Retailer 19
-
$861 USD
SGD 1,163 SGD
View
B
Retailer 20
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$905 USD
View
B
Retailer 21
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$908 USD
View
Retailer 22
-
$1,010 USD
View
Price last confirmed 14 days ago
B+
Retailer 23
-
$1,068 USD
£841 GBP
View
B
Retailer 24
-
$1,237 USD
View
Most Expensive
B
Queensmith
LG739581456 · Oct 27
$2,235 USD
£1,760 GBP
View
24 more retailers have this diamond
Prices start from $214 USDSave up to $2,021 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
$214 USD