Oval|Lab Grown|IGI

1.03ct I VS1 Oval Lab Grown Diamond

EX • I/VS1 • IGI LG821626830

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821626830

Diamond specifications and retailer prices

From $263 USD
As of October 29, 2026
Save $1,050 USD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,313 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821626830 or 821626830. Listed at 17 retailers as of October 29, 2026, with prices from $263 to $1,313, a $1,050 spread on the same certified stone. MOH London lists it at $1,313. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821626830
Dimensions7.85 × 5.86 × 3.52 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.85 mm5.86 mm1.03 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821626830
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 60.1%

Caratlytics Score

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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: $1,313 USD|Low: $200 USD|High: $1,313 USD|Avg: $552 USD|+26.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 9$263 USD
Retailer 4$305 USD
Retailer 15$326 USD
Retailer 16$326 USD
Retailer 3$337 USD
Retailer 14$485 USD
Retailer 12$491 USD
Retailer 2$537 USD
Retailer 7$542 USD
Retailer 11$550 USD
Retailer 13$560 USD
Retailer 5$644 USD
Retailer 10$829 USD
Retailer 8$877 USD
Retailer 17$1,048 USD
Retailer 6$1,099 USD
MOH London$1,313 USD

35 data points across 17 retailers

17 retailers$263 USD to $1,313 USD

A
Cheapest Retailer
-
$263 USD
A
Retailer 2
-
$305 USD
View
A
Retailer 3
-
$326 USD
View
A
Retailer 4
-
$326 USD
View
A
Retailer 5
-
$337 USD
View
B+
Retailer 6
-
$485 USD
View
B+
Retailer 7
-
$491 USD
£387 GBP
View
B
Retailer 8
-
$537 USD
€511 EUR
View
B+
Retailer 9
-
$542 USD
View
B+
Retailer 10
-
$550 USD
View
B
Retailer 11
-
$560 USD
ZAR 9,045 ZAR
View
B
Retailer 12
-
$644 USD
View
B
Retailer 13
-
$829 USD
View
B
Retailer 14
-
$877 USD
SGD 1,185 SGD
View
B
Retailer 15
-
$1,048 USD
View
B
Retailer 16
-
$1,099 USD
View
Most Expensive
B
MOH London
LG821626830 · Oct 29
$1,313 USD
£1,034 GBP
View
16 more retailers have this diamond
Prices start from $263 USDSave up to $1,050 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
1.03ct Oval
$263 USD