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Cushion|Lab Grown|IGI

3.04ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG689505282

Shape and cutting style on the report: Modified rectangular cushion step cut

Certificate IGI LG689505282

Diamond specifications and retailer prices

From £402 GBP
$539 USD
As of October 31, 2026
Save £1,471 GBP (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,784 GBP at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

About this 3.04ct lab-grown cushion diamond

This 3.04ct lab-grown cushion 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 LG689505282 or 689505282. Listed at 20 retailers as of October 29, 2026, with a 366% 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

3.04
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689505282
Dimensions10.48 × 6.26 × 4.17 mm
L/W Ratio1.67
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.48 mm6.26 mm3.04 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689505282
Side View
Table 62.0%Crown 35.2°Girdle: Slightly ThickPavilionCulet: LNGDepth 66.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £4,784 GBP|Low: £402 GBP|High: £4,784 GBP|Avg: £1,175 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
November 1, 2026
Retailer 3£402 GBP
Retailer 4£446 GBP
Retailer 17£487 GBP
Retailer 18£599 GBP
Retailer 16£601 GBP
Retailer 6£666 GBP
Retailer 12£668 GBP
Retailer 2£741 GBP
Retailer 15£969 GBP
Retailer 13£977 GBP
Retailer 9£988 GBP
Retailer 19£1,047 GBP
Retailer 10£1,297 GBP
Retailer 8£1,415 GBP
Retailer 11£1,456 GBP
Retailer 5£1,563 GBP
Retailer 7£1,674 GBP
Retailer 14£1,873 GBP
Brilliant Earth£4,784 GBP

38 data points across 19 retailers

20 retailers£402 GBP to £1,873 GBP

A
Cheapest Retailer
-
£402 GBP
$539 USD
Final sale: no returns
Retailer 2
-
£446 GBP
$598 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
£487 GBP
HK$5,100 HKD
View
B+
Retailer 4
-
£599 GBP
$802 USD
View
A
Retailer 5
-
£601 GBP
$805 USD
View
A
Retailer 6
-
£666 GBP
$893 USD
View
A
Retailer 7
-
£668 GBP
€853 EUR
View
A
Retailer 8
-
£741 GBP
View
A
Retailer 9
-
£969 GBP
ZAR 20,973 ZAR
View
A
Retailer 10
-
£977 GBP
$1,309 USD
View
A
Retailer 11
-
£988 GBP
$1,324 USD
View
A
Retailer 12
-
£1,047 GBP
$1,403 USD
View
B+
Retailer 13
-
£1,297 GBP
View
B+
Retailer 14
-
£1,415 GBP
SGD 2,562 SGD
View
B+
Retailer 15
-
£1,456 GBP
$1,951 USD
View
B+
Retailer 16
-
£1,559 GBP
$2,089 USD
View
B+
Retailer 17
-
£1,563 GBP
$2,094 USD
View
B+
Retailer 18
-
£1,674 GBP
$2,243 USD
View
B+
Retailer 19
-
£1,873 GBP
View
Most Expensive
Brilliant Earth
20451082A · Oct 12
£4,784 GBP
$6,410 USD
View
Price last confirmed 19 days ago
19 more retailers have this diamond
Prices start from £402 GBPSave up to £1,471 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
3.04ct Cushion
£402 GBP