Round|Lab Grown|IGI

1.03ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG794629933

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794629933

Diamond specifications and retailer prices

From £144 GBP
$192 USD
As of October 30, 2026
Save £683 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,373 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round 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 LG794629933 or 794629933. Listed at 23 retailers as of October 30, 2026, with a 474% 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

1.03
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629933
Dimensions6.42 × 6.49 × 3.96 mm
L/W Ratio1.01
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
6.42 mm6.49 mm1.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629933
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £144 GBP|Low: £123 GBP|High: £753 GBP|Avg: £309 GBP|+1.1%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 15£128 GBP
Retailer 1£144 GBP
Retailer 2£159 GBP
Retailer 4£216 GBP
Retailer 7£226 GBP
Retailer 8£271 GBP
Retailer 12£274 GBP
Retailer 9£284 GBP
Retailer 11£297 GBP
Retailer 3£300 GBP
Retailer 6£341 GBP
Retailer 13£388 GBP
Retailer 14£399 GBP
Retailer 5£512 GBP
Retailer 10£749 GBP

40 data points across 15 retailers

23 retailers£144 GBP to £827 GBP

Retailer 1
-
£128 GBP
$171 USD
Price last confirmed 12 days ago
A
Retailer 2
-
£144 GBP
$192 USD
View
Final sale: no returns
A
Retailer 3
-
£149 GBP
$198 USD
View
Retailer 4
-
£159 GBP
$212 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
£159 GBP
$212 USD
View
A
Retailer 6
-
£183 GBP
HK$1,900 HKD
View
B+
Retailer 7
-
£216 GBP
$288 USD
View
Retailer 8
-
£226 GBP
$301 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
£271 GBP
View
B+
Retailer 10
-
£274 GBP
ZAR 5,884 ZAR
View
B+
Retailer 11
-
£284 GBP
View
B+
Retailer 12
-
£297 GBP
€377 EUR
View
Retailer 13
-
£300 GBP
$400 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
£341 GBP
$454 USD
View
B+
Retailer 15
-
£388 GBP
A$795 AUD
View
B+
Retailer 16
-
£399 GBP
$531 USD
View
B+
Retailer 17
-
£437 GBP
SGD 786 SGD
View
Retailer 18
-
£512 GBP
$682 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
£525 GBP
$699 USD
View
B
Retailer 20
-
£553 GBP
$737 USD
View
B
Retailer 21
-
£749 GBP
View
B
Retailer 22
-
£827 GBP
$1,101 USD
View
Most Expensive
Queensmith
LG794629933 · Oct 27
£1,373 GBP
View
Price under review
22 more retailers have this diamond
Prices start from £144 GBPSave up to £683 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 Round
£144 GBP