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Radiant|Lab Grown|IGI

1.05ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG804657236

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG804657236

Diamond specifications and retailer prices

From £123 GBP
As of November 4, 2026
Save £1,063 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,402 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant 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 LG804657236 or 804657236. Listed at 15 retailers as of November 4, 2026, with a 864% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804657236
Dimensions7.26 × 5.04 × 3.20 mm
L/W Ratio1.44
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
7.26 mm5.04 mm1.05 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804657236
Side View
Table 62.0%Crown 45°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 63.5%

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 4
Current: £1,402 GBP|Low: £81 GBP|High: £1,402 GBP|Avg: £427 GBP
Queensmith
Retailer 2
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November 4, 2026
Retailer 16£81 GBP
Retailer 3£123 GBP
Retailer 5£138 GBP
Retailer 23£143 GBP
Retailer 21£153 GBP
Retailer 10£177 GBP
Retailer 19£193 GBP
Retailer 11£208 GBP
Retailer 20£259 GBP
Retailer 15£264 GBP
Retailer 18£291 GBP
Retailer 2£304 GBP
Retailer 8£333 GBP
Retailer 7£384 GBP
Retailer 17£411 GBP
Retailer 6£543 GBP
Retailer 12£557 GBP
Retailer 4£676 GBP
Retailer 14£705 GBP
Retailer 9£783 GBP
Retailer 13£788 GBP
Retailer 22£1,186 GBP
Queensmith£1,402 GBP

37 data points across 23 retailers

15 retailers£123 GBP to £1,186 GBP

A
Cheapest Retailer
-
£123 GBP
A
Retailer 2
-
£138 GBP
View
Final sale: no returns
A
Retailer 3
-
£143 GBP
View
A
Retailer 4
-
£153 GBP
View
B+
Retailer 5
-
£208 GBP
View
A
Retailer 6
-
£259 GBP
View
A
Retailer 7
-
£304 GBP
View
B+
Retailer 8
-
£411 GBP
View
B+
Retailer 9
-
£543 GBP
View
B
Retailer 10
-
£676 GBP
View
Retailer 11
-
£705 GBP
View
Price last confirmed 30 days ago
Retailer 12
-
£783 GBP
View
Price last confirmed 24 days ago
B
Retailer 13
-
£788 GBP
View
B
Retailer 14
-
£1,186 GBP
View
Most Expensive
Queensmith
LG804657236 · Oct 27
£1,402 GBP
View
Price last confirmed 7 days ago
14 more retailers have this diamond
Prices start from £123 GBPSave up to £1,063 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
1.05ct Radiant
£123 GBP