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Round|Lab Grown|IGI

3.54ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG677520773

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677520773

Diamond specifications and retailer prices

From £746 GBP
$993 USD
As of October 29, 2026
Save £5,878 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £8,974 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.54ct lab-grown round diamond

This 3.54ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677520773 or 677520773. Listed at 21 retailers as of October 29, 2026, with a 788% 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

3.54
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677520773
Dimensions9.81 × 9.87 × 5.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.81 mm9.87 mm3.54 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677520773
Side View
Table 59.0%Crown 35°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 60.6%

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: £8,974 GBP|Low: £674 GBP|High: £9,251 GBP|Avg: £2,535 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 11
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Retailer 21
October 29, 2026
Retailer 3£746 GBP
Retailer 14£754 GBP
Retailer 8£812 GBP
Retailer 17£995 GBP
Retailer 6£1,012 GBP
Retailer 13£1,269 GBP
Retailer 15£1,315 GBP
Retailer 4£1,383 GBP
Retailer 16£1,456 GBP
Retailer 9£1,486 GBP
Retailer 18£1,678 GBP
Retailer 5£1,790 GBP
Retailer 21£1,865 GBP
Retailer 19£2,155 GBP
Retailer 2£3,257 GBP
Retailer 7£3,485 GBP
Retailer 20£3,751 GBP
Retailer 12£4,750 GBP
Retailer 11£5,923 GBP
Retailer 10£6,623 GBP
Brilliant Earth£8,974 GBP

41 data points across 21 retailers

21 retailers£746 GBP to £6,623 GBP

A
Cheapest Retailer
-
£746 GBP
$993 USD
A
Retailer 2
-
£754 GBP
$1,004 USD
View
Final sale: no returns
A
Retailer 3
-
£812 GBP
$1,081 USD
View
A
Retailer 4
-
£995 GBP
$1,325 USD
View
A
Retailer 5
-
£1,012 GBP
$1,348 USD
View
B+
Retailer 6
-
£1,269 GBP
$1,690 USD
View
B+
Retailer 7
-
£1,315 GBP
View
B+
Retailer 8
-
£1,383 GBP
$1,842 USD
View
B+
Retailer 9
-
£1,456 GBP
€1,847 EUR
View
B+
Retailer 10
-
£1,486 GBP
$1,979 USD
View
B+
Retailer 11
-
£1,678 GBP
A$3,438 AUD
View
B+
Retailer 12
-
£1,790 GBP
$2,384 USD
View
B+
Retailer 13
-
£1,865 GBP
$2,484 USD
View
B+
Retailer 14
-
£2,155 GBP
A$4,416 AUD
View
Price last confirmed 7 days ago
B
Retailer 15
-
£3,257 GBP
View
B
Retailer 16
-
£3,485 GBP
A$7,139 AUD
View
Price last confirmed 26 days ago
B
Retailer 17
-
£3,751 GBP
$4,995 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
£4,750 GBP
$6,326 USD
View
B
Retailer 19
-
£5,923 GBP
$7,888 USD
View
B
Retailer 20
-
£6,623 GBP
$8,820 USD
View
Most Expensive
B
Brilliant Earth
13166525Y · Oct 29
£8,974 GBP
$11,950 USD
View
Price under review
20 more retailers have this diamond
Prices start from £746 GBPSave up to £5,878 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
3.54ct Round
£746 GBP