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Round|Lab Grown|IGI

1.03ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG794631638

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794631638

Diamond specifications and retailer prices

From £124 GBP
As of November 3, 2026
Save £684 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £808 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG794631638 or 794631638. Listed at 20 retailers as of November 3, 2026, with prices from £124 to £808, a £684 spread on the same certified stone. Reve Diamonds lists it at £808. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794631638
Dimensions6.49 × 6.46 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.49 mm6.46 mm1.03 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794631638
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41°Culet: NoneDepth 61.8%

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: Nov 3
Current: £270 GBP|Low: £123 GBP|High: £808 GBP|Avg: £373 GBP|+3.4%
Retailer 1
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Retailer 18
Reve Diamonds
November 4, 2026
Retailer 8£124 GBP
Retailer 6£139 GBP
Retailer 18£144 GBP
Retailer 3£154 GBP
Retailer 5£154 GBP
Retailer 14£266 GBP
Retailer 1£270 GBP
Retailer 11£273 GBP
Retailer 4£276 GBP
Retailer 2£333 GBP
Retailer 16£355 GBP
Retailer 13£376 GBP
Retailer 12£406 GBP
Retailer 9£496 GBP
Retailer 17£513 GBP
Retailer 10£521 GBP
Retailer 7£536 GBP
Retailer 15£720 GBP
Reve Diamonds£808 GBP

40 data points across 19 retailers

20 retailers£124 GBP to £808 GBP

A
Cheapest Retailer
-
£124 GBP
A
Retailer 2
-
£139 GBP
View
Final sale: no returns
A
Retailer 3
-
£144 GBP
View
A
Retailer 4
-
£154 GBP
View
Retailer 5
-
£154 GBP
View
Price last confirmed 10 days ago
B+
Retailer 6
-
£261 GBP
View
A
Retailer 7
-
£266 GBP
View
B+
Retailer 8
-
£270 GBP
View
A
Retailer 9
-
£273 GBP
View
B+
Retailer 10
-
£276 GBP
View
B+
Retailer 11
-
£333 GBP
View
B+
Retailer 12
-
£355 GBP
View
B+
Retailer 13
-
£376 GBP
View
B+
Retailer 14
-
£406 GBP
View
B
Retailer 15
-
£496 GBP
View
Retailer 16
-
£513 GBP
View
Price last confirmed 8 days ago
B
Retailer 17
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£531 GBP
View
B
Retailer 18
-
£536 GBP
View
B
Retailer 19
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£720 GBP
View
Most Expensive
B
Reve Diamonds
6B1583CE6 · Nov 4
£808 GBP
$1,091 USD
View
19 more retailers have this diamond
Prices start from £124 GBPSave up to £684 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
£124 GBP