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Oval|Lab Grown|IGI

1.23ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG613377967

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG613377967

Diamond specifications and retailer prices

From $377 USD
As of November 1, 2026
Save $913 USD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,290 USD at Jared · As of November 2, 2026
View at Jared

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG613377967 or 613377967. Listed at 5 retailers as of November 1, 2026, with prices from $377 to $1,290, a $913 spread on the same certified stone. Jared lists it at $1,290. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613377967
Dimensions8.70 × 5.97 × 3.75 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.70 mm5.97 mm1.23 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613377967
Side View
Table 60.0%Crown 36°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.8%

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 1
Current: $1,290 USD|Low: $363 USD|High: $1,600 USD|Avg: $734 USD|-19.4%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3$377 USD
Retailer 9$426 USD
Retailer 6$440 USD
Retailer 8$517 USD
Retailer 4$670 USD
Retailer 10$703 USD
Retailer 7$906 USD
Retailer 5$930 USD
Retailer 2$1,088 USD
Jared$1,290 USD

13 data points across 10 retailers

5 retailers$377 USD to $1,290 USD

A
Cheapest Retailer
-
$377 USD
B+
Retailer 2
-
$670 USD
View
B
Retailer 3
-
$930 USD
View
B
Retailer 4
-
$1,088 USD
View
Most Expensive
B
Jared
149884920 · Nov 2
$1,290 USD
View
4 more retailers have this diamond
Prices start from $377 USDSave up to $913 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
$377 USD