Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG843696026

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843696026

Diamond specifications and retailer prices

From $256 USD
As of October 25, 2026
Save $957 USD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,094 USD at Flawless Fine Jewelry · As of October 21, 2026
View at Flawless Fine Jewelry

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval 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 LG843696026 or 843696026. Listed at 18 retailers as of October 25, 2026, with a 374% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle32.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843696026
Dimensions8.49 × 6.08 × 3.77 mm
L/W Ratio1.40
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
8.49 mm6.08 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843696026
Side View
Table 58.0%Crown 32.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.0%

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 25
Current: $3,094 USD|Low: $231 USD|High: $4,811 USD|Avg: $1,214 USD
Flawless Fine Jewelry
Retailer 2
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Retailer 19
October 28, 2026
Retailer 6$231 USD
Retailer 9$256 USD
Retailer 15$256 USD
Retailer 12$343 USD
Retailer 18$432 USD
Retailer 19$442 USD
Retailer 2$468 USD
Retailer 5$480 USD
Retailer 13$625 USD
Retailer 14$808 USD
Retailer 4$824 USD
Retailer 7$875 USD
Retailer 17$900 USD
Retailer 8$914 USD
Retailer 10$1,060 USD
Retailer 16$1,196 USD
Retailer 3$1,213 USD
Retailer 11$1,295 USD
Flawless Fine Jewelry$3,094 USD

10 data points across 19 retailers

18 retailers$256 USD to $1,213 USD

A
Cheapest Retailer
-
$256 USD
A
Retailer 2
-
$256 USD
View
A
Retailer 3
-
$343 USD
£270 GBP
View
Retailer 4
-
$432 USD
ZAR 6,980 ZAR
View
Price last confirmed 7 days ago
A
Retailer 5
-
$442 USD
View
A
Retailer 6
-
$468 USD
£368 GBP
View
A
Retailer 7
-
$480 USD
View
B+
Retailer 8
-
$625 USD
A$961 AUD
View
B+
Retailer 9
-
$808 USD
A$1,243 AUD
View
B+
Retailer 10
-
$824 USD
View
B+
Retailer 11
-
$875 USD
View
B+
Retailer 12
-
$900 USD
View
B+
Retailer 13
-
$914 USD
View
Retailer 14
-
$1,060 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,196 USD
£942 GBP
View
B
Retailer 16
-
$1,213 USD
View
Retailer 17
-
$1,295 USD
View
Price last confirmed 8 days ago
Most Expensive
Flawless Fine Jewelry
D241EB8C2 · Oct 21
$3,094 USD
£2,436 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $256 USDSave up to $957 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 Oval
$256 USD