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Round|Lab Grown|IGI

1.03ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1 • IGI LG818644612

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644612

Diamond specifications and retailer prices

From £138 GBP
$184 USD
As of October 29, 2026
Save £1,273 GBP (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,411 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818644612 or 818644612. Listed at 24 retailers as of October 27, 2026, with prices from £138 to £1,411, a £1,273 spread on the same certified stone. Queensmith lists it at £1,411. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644612
Dimensions6.55 × 6.53 × 3.91 mm
L/W Ratio1.00
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
6.55 mm6.53 mm1.03 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644612
Side View
Table 62.0%Crown 33.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.7%

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: £155 GBP|Low: £132 GBP|High: £893 GBP|Avg: £402 GBP|-16.9%
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 2£138 GBP
Retailer 1£155 GBP
Retailer 6£160 GBP
Retailer 4£171 GBP
Retailer 3£231 GBP
Retailer 8£272 GBP
Retailer 12£293 GBP
Retailer 9£308 GBP
Retailer 11£316 GBP
Retailer 13£417 GBP
Retailer 15£432 GBP
Retailer 5£550 GBP
Retailer 14£781 GBP
Retailer 10£803 GBP
Retailer 7£893 GBP

45 data points across 15 retailers

24 retailers£138 GBP to £1,411 GBP

A
Cheapest Retailer
-
£138 GBP
$184 USD
A
Retailer 2
-
£155 GBP
$206 USD
View
Final sale: no returns
A
Retailer 3
-
£160 GBP
$213 USD
View
A
Retailer 4
-
£171 GBP
$228 USD
View
A
Retailer 5
-
£171 GBP
$228 USD
View
A
Retailer 6
-
£192 GBP
HK$2,000 HKD
View
B+
Retailer 7
-
£231 GBP
$308 USD
View
A
Retailer 8
-
£270 GBP
$360 USD
View
A
Retailer 9
-
£272 GBP
View
B+
Retailer 10
-
£293 GBP
ZAR 6,313 ZAR
View
B+
Retailer 11
-
£308 GBP
View
B+
Retailer 12
-
£316 GBP
€401 EUR
View
B+
Retailer 13
-
£417 GBP
A$854 AUD
View
B+
Retailer 14
-
£432 GBP
$575 USD
View
B+
Retailer 15
-
£466 GBP
SGD 838 SGD
View
Retailer 16
-
£525 GBP
$699 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
£550 GBP
$732 USD
View
B
Retailer 18
-
£571 GBP
$760 USD
View
B
Retailer 19
-
£590 GBP
$786 USD
View
Retailer 20
-
£781 GBP
$1,040 USD
View
Price last confirmed 14 days ago
B
Retailer 21
-
£803 GBP
View
B
Retailer 22
-
£857 GBP
$1,141 USD
View
B
Retailer 23
-
£893 GBP
View
Most Expensive
B
Queensmith
LG818644612 · Oct 27
£1,411 GBP
View
23 more retailers have this diamond
Prices start from £138 GBPSave up to £1,273 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
£138 GBP