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Round|Lab Grown|IGI

1.03ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG794629945

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794629945

Diamond specifications and retailer prices

From £147 GBP
$196 USD
As of October 28, 2026
Save £978 GBP (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,125 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 LG794629945 or 794629945. Listed at 23 retailers as of October 27, 2026, with prices from £147 to £1,125, a £978 spread on the same certified stone. Queensmith lists it at £1,125. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629945
Dimensions6.61 × 6.64 × 3.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.61 mm6.64 mm1.03 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629945
Side View
Table 59.0%Crown 32.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 58.8%

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 28
Current: £293 GBP|Low: £127 GBP|High: £858 GBP|Avg: £323 GBP|+6.4%
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 29, 2026
Retailer 2£132 GBP
Retailer 14£147 GBP
Retailer 7£153 GBP
Retailer 3£164 GBP
Retailer 4£222 GBP
Retailer 8£279 GBP
Retailer 10£281 GBP
Retailer 1£293 GBP
Retailer 9£304 GBP
Retailer 6£345 GBP
Retailer 12£399 GBP
Retailer 13£412 GBP
Retailer 5£526 GBP
Retailer 11£766 GBP
Retailer 15£858 GBP

41 data points across 15 retailers

23 retailers£147 GBP to £1,125 GBP

A
Retailer 1
-
£132 GBP
$176 USD
Price last confirmed 11 days ago
A
Retailer 2
-
£147 GBP
$196 USD
View
Final sale: no returns
A
Retailer 3
-
£153 GBP
$204 USD
View
A
Retailer 4
-
£164 GBP
$218 USD
View
A
Retailer 5
-
£164 GBP
$218 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
£183 GBP
HK$1,900 HKD
View
B+
Retailer 7
-
£222 GBP
$295 USD
View
A
Retailer 8
-
£228 GBP
$303 USD
View
B+
Retailer 9
-
£279 GBP
View
B+
Retailer 10
-
£281 GBP
ZAR 6,045 ZAR
View
B+
Retailer 11
-
£293 GBP
View
B+
Retailer 12
-
£304 GBP
€386 EUR
View
B+
Retailer 13
-
£345 GBP
$459 USD
View
B+
Retailer 14
-
£399 GBP
A$818 AUD
View
B+
Retailer 15
-
£412 GBP
$548 USD
View
B
Retailer 16
-
£447 GBP
SGD 805 SGD
View
B
Retailer 17
-
£526 GBP
$701 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
£542 GBP
$722 USD
View
B
Retailer 19
-
£567 GBP
$755 USD
View
B
Retailer 20
-
£766 GBP
View
B
Retailer 21
-
£838 GBP
$1,116 USD
View
B
Retailer 22
-
£858 GBP
View
Most Expensive
B
Queensmith
LG794629945 · Oct 27
£1,125 GBP
View
22 more retailers have this diamond
Prices start from £147 GBPSave up to £978 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
£147 GBP