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Round|Lab Grown|IGI

1.03ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG780686674

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780686674

Diamond specifications and retailer prices

From £117 GBP
$155 USD
As of October 26, 2026
Save £1,005 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,121 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG780686674 or 780686674. Listed at 17 retailers as of October 26, 2026, with prices from £117 to £1,121, a £1,005 spread on the same certified stone. Do Amore Diamonds lists it at £1,121. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780686674
Dimensions6.45 × 6.50 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.45 mm6.50 mm1.03 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780686674
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 26
Current: £1,121 GBP|Low: £121 GBP|High: £1,151 GBP|Avg: £424 GBP|-0.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 11£131 GBP
Retailer 3£166 GBP
Retailer 12£198 GBP
Retailer 2£268 GBP
Retailer 7£269 GBP
Retailer 10£328 GBP
Retailer 5£376 GBP
Retailer 8£389 GBP
Retailer 4£489 GBP
Retailer 13£489 GBP
Retailer 9£491 GBP
Retailer 6£750 GBP
Do Amore Diamonds£1,121 GBP

38 data points across 13 retailers

17 retailers£117 GBP to £1,121 GBP

A
Cheapest Retailer
-
£117 GBP
$155 USD
A
Retailer 2
-
£131 GBP
$174 USD
View
Final sale: no returns
A
Retailer 3
-
£135 GBP
$180 USD
View
A
Retailer 4
-
£166 GBP
$220 USD
View
B+
Retailer 5
-
£198 GBP
$263 USD
View
A
Retailer 6
-
£268 GBP
View
A
Retailer 7
-
£269 GBP
€340 EUR
View
B+
Retailer 8
-
£328 GBP
$436 USD
View
B+
Retailer 9
-
£376 GBP
$500 USD
View
Price last confirmed 21 days ago
B+
Retailer 10
-
£389 GBP
A$795 AUD
View
B
Retailer 11
-
£400 GBP
$531 USD
View
B+
Retailer 12
-
£489 GBP
$650 USD
View
B
Retailer 13
-
£489 GBP
$650 USD
View
B
Retailer 14
-
£491 GBP
$653 USD
View
B
Retailer 15
-
£513 GBP
$682 USD
View
B
Retailer 16
-
£750 GBP
View
Most Expensive
B
Do Amore Diamonds
27-FFF85EE9D · Oct 29
£1,121 GBP
$1,490 USD
View
16 more retailers have this diamond
Prices start from £117 GBPSave up to £1,005 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
£117 GBP