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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 £196 GBP
$263 USD
As of October 29, 2026
Save £778 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £974 GBP at MOH London · As of November 1, 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 £196 to £974, a £778 spread on the same certified stone. MOH London lists it at £974. 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
Colour
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £974 GBP|Low: £149 GBP|High: £980 GBP|Avg: £414 GBP|+26.1%
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
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Retailer 17
November 1, 2026
Retailer 9£196 GBP
Retailer 4£228 GBP
Retailer 15£243 GBP
Retailer 16£243 GBP
Retailer 3£252 GBP
Retailer 14£362 GBP
Retailer 2£365 GBP
Retailer 10£400 GBP
Retailer 7£405 GBP
Retailer 12£410 GBP
Retailer 13£418 GBP
Retailer 5£481 GBP
Retailer 11£619 GBP
Retailer 8£654 GBP
Retailer 17£782 GBP
Retailer 6£820 GBP
MOH London£974 GBP

35 data points across 17 retailers

17 retailers£196 GBP to £974 GBP

A
Cheapest Retailer
-
£196 GBP
$263 USD
A
Retailer 2
-
£228 GBP
$305 USD
View
A
Retailer 3
-
£243 GBP
$326 USD
View
Retailer 4
-
£243 GBP
$326 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£252 GBP
$337 USD
View
B+
Retailer 6
-
£362 GBP
$485 USD
View
B+
Retailer 7
-
£365 GBP
View
B
Retailer 8
-
£400 GBP
€511 EUR
View
B+
Retailer 9
-
£405 GBP
$542 USD
View
B+
Retailer 10
-
£410 GBP
$550 USD
View
B
Retailer 11
-
£418 GBP
ZAR 9,045 ZAR
View
B
Retailer 12
-
£481 GBP
$644 USD
View
B
Retailer 13
-
£619 GBP
$829 USD
View
B
Retailer 14
-
£654 GBP
SGD 1,185 SGD
View
B
Retailer 15
-
£782 GBP
$1,048 USD
View
B
Retailer 16
-
£820 GBP
$1,099 USD
View
Most Expensive
B
MOH London
LG821626830 · Nov 1
£974 GBP
View
16 more retailers have this diamond
Prices start from £196 GBPSave up to £778 GBP

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
£196 GBP