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Round|Lab Grown|IGI

1.03ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG843654388

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843654388

Diamond specifications and retailer prices

From £115 GBP
$154 USD
As of October 29, 2026
Save £654 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £769 GBP at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843654388 or 843654388. Listed at 20 retailers as of October 29, 2026, with prices from £115 to £769, a £654 spread on the same certified stone. Yadav Diamonds lists it at £769. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843654388
Dimensions6.60 × 6.62 × 3.86 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
6.60 mm6.62 mm1.03 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843654388
Side View
Table 59.0%Crown 32.3°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 58.3%

Caratlytics Score

How it works →
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: £346 GBP|Low: £113 GBP|High: £769 GBP|Avg: £326 GBP|-27.1%
Retailer 1
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Retailer 19
Yadav Diamonds
October 30, 2026
Retailer 17£115 GBP
Retailer 7£134 GBP
Retailer 2£143 GBP
Retailer 9£143 GBP
Retailer 11£162 GBP
Retailer 19£193 GBP
Retailer 12£239 GBP
Retailer 16£245 GBP
Retailer 14£245 GBP
Retailer 10£248 GBP
Retailer 13£248 GBP
Retailer 3£325 GBP
Retailer 1£346 GBP
Retailer 18£347 GBP
Retailer 6£398 GBP
Retailer 5£458 GBP
Retailer 4£469 GBP
Retailer 8£499 GBP
Retailer 15£670 GBP
Yadav Diamonds£769 GBP

19 data points across 20 retailers

20 retailers£115 GBP to £769 GBP

A
Cheapest Retailer
-
£115 GBP
$154 USD
A
Retailer 2
-
£134 GBP
$179 USD
View
A
Retailer 3
-
£143 GBP
$191 USD
View
A
Retailer 4
-
£143 GBP
$191 USD
View
A
Retailer 5
-
£162 GBP
HK$1,700 HKD
View
B+
Retailer 6
-
£193 GBP
$258 USD
View
A
Retailer 7
-
£239 GBP
View
A
Retailer 8
-
£245 GBP
ZAR 5,296 ZAR
View
A
Retailer 9
-
£245 GBP
€313 EUR
View
B+
Retailer 10
-
£248 GBP
$332 USD
View
B+
Retailer 11
-
£248 GBP
View
B+
Retailer 12
-
£325 GBP
$435 USD
View
B+
Retailer 13
-
£346 GBP
$463 USD
View
B+
Retailer 14
-
£347 GBP
A$716 AUD
View
B+
Retailer 15
-
£398 GBP
SGD 720 SGD
View
B
Retailer 16
-
£458 GBP
$614 USD
View
B
Retailer 17
-
£469 GBP
$628 USD
View
B
Retailer 18
-
£499 GBP
$669 USD
View
B
Retailer 19
-
£670 GBP
View
Most Expensive
B
Yadav Diamonds
13327464 · Oct 30
£769 GBP
$1,030 USD
View
19 more retailers have this diamond
Prices start from £115 GBPSave up to £654 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
£115 GBP