Round|Lab Grown|IGI

3.05ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG816692338

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816692338

Diamond specifications and retailer prices

From £430 GBP
$576 USD
As of October 29, 2026
Save £1,356 GBP (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £5,202 GBP at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816692338 or 816692338. Listed at 21 retailers as of October 29, 2026, with a 315% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816692338
Dimensions9.35 × 9.31 × 5.73 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
9.35 mm9.31 mm3.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816692338
Side View
Table 58.0%Crown 34.4°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.4%

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: £5,202 GBP|Low: £430 GBP|High: £5,202 GBP|Avg: £1,403 GBP
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 20£430 GBP
Retailer 11£481 GBP
Retailer 2£481 GBP
Retailer 3£533 GBP
Retailer 6£533 GBP
Retailer 18£684 GBP
Retailer 13£794 GBP
Retailer 12£820 GBP
Retailer 19£830 GBP
Retailer 8£866 GBP
Retailer 21£885 GBP
Retailer 9£1,091 GBP
Retailer 17£1,125 GBP
Retailer 22£1,147 GBP
Retailer 4£1,322 GBP
Retailer 23£1,402 GBP
Retailer 7£1,716 GBP
Retailer 10£1,726 GBP
Retailer 14£1,786 GBP
Retailer 5£2,326 GBP
Retailer 16£2,382 GBP
Retailer 15£3,306 GBP
Brilliant Earth£5,202 GBP

31 data points across 23 retailers

21 retailers£430 GBP to £1,786 GBP

A
Cheapest Retailer
-
£430 GBP
$576 USD
A
Retailer 2
-
£481 GBP
$644 USD
View
Final sale: no returns
A
Retailer 3
-
£481 GBP
$645 USD
View
Retailer 4
-
£533 GBP
$714 USD
View
Price last confirmed 14 days ago
Retailer 5
-
£533 GBP
$714 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
£684 GBP
View
A
Retailer 7
-
£794 GBP
$1,064 USD
View
A
Retailer 8
-
£820 GBP
$1,099 USD
View
A
Retailer 9
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£830 GBP
View
Retailer 10
-
£866 GBP
$1,160 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
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£885 GBP
€1,129 EUR
View
B+
Retailer 12
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£1,091 GBP
$1,462 USD
View
B+
Retailer 13
-
£1,125 GBP
A$2,320 AUD
View
B+
Retailer 14
-
£1,147 GBP
ZAR 24,821 ZAR
View
B+
Retailer 15
-
£1,322 GBP
$1,772 USD
View
Retailer 16
-
£1,402 GBP
$1,878 USD
View
Price last confirmed 9 days ago
B
Retailer 17
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£1,716 GBP
$2,299 USD
View
B
Retailer 18
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£1,726 GBP
$2,313 USD
View
B
Retailer 19
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£1,786 GBP
$2,393 USD
View
Retailer 20
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£2,326 GBP
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
20659709A · Oct 10
£5,202 GBP
$6,970 USD
View
Price under review
20 more retailers have this diamond
Prices start from £430 GBPSave up to £1,356 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
3.05ct Round
£430 GBP