Marquise|Lab Grown|IGI

3.05ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG841688115

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841688115

Diamond specifications and retailer prices

From £735 GBP
$986 USD
As of November 2, 2026
Save £2,337 GBP (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,777 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise 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 LG841688115 or 841688115. Listed at 23 retailers as of November 2, 2026, with a 318% 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841688115
Dimensions14.72 × 7.50 × 4.62 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.72 mm7.50 mm3.05 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841688115
Side View
Table 58.0%Crown 37.8°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 61.6%

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: Nov 2
Current: £1,980 GBP|Low: £735 GBP|High: £3,131 GBP|Avg: £1,711 GBP|-0.2%
Retailer 1
Retailer 2
Retailer 3
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Retailer 21
November 3, 2026
Retailer 2£735 GBP
Retailer 17£799 GBP
Retailer 6£823 GBP
Retailer 7£852 GBP
Retailer 8£984 GBP
Retailer 16£1,090 GBP
Retailer 20£1,107 GBP
Retailer 21£1,218 GBP
Retailer 13£1,299 GBP
Retailer 12£1,301 GBP
Retailer 5£1,566 GBP
Retailer 11£1,597 GBP
Retailer 19£1,836 GBP
Retailer 18£1,924 GBP
Retailer 1£1,980 GBP
Retailer 14£2,362 GBP
Retailer 10£2,547 GBP
Retailer 9£2,856 GBP
Retailer 15£2,889 GBP
Retailer 4£2,968 GBP
Retailer 3£3,072 GBP

18 data points across 21 retailers

23 retailers£735 GBP to £3,072 GBP

A
Cheapest Retailer
-
£735 GBP
$986 USD
A
Retailer 2
-
£799 GBP
$1,072 USD
View
A
Retailer 3
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£823 GBP
$1,104 USD
View
Final sale: no returns
A
Retailer 4
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£852 GBP
$1,143 USD
View
Retailer 5
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£868 GBP
$1,165 USD
View
Price last confirmed 17 days ago
A
Retailer 6
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£984 GBP
$1,320 USD
View
A
Retailer 7
-
£1,090 GBP
View
A
Retailer 8
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£1,107 GBP
$1,485 USD
View
A
Retailer 9
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£1,218 GBP
$1,635 USD
View
Retailer 10
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£1,299 GBP
€1,660 EUR
View
Price last confirmed 7 days ago
B+
Retailer 11
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£1,301 GBP
View
B+
Retailer 12
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£1,566 GBP
$2,101 USD
View
B+
Retailer 13
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£1,597 GBP
$2,143 USD
View
B+
Retailer 14
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£1,836 GBP
$2,464 USD
View
B+
Retailer 15
-
£1,924 GBP
A$3,972 AUD
View
B+
Retailer 16
-
£1,980 GBP
ZAR 42,922 ZAR
View
Retailer 17
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£2,362 GBP
View
Price last confirmed 8 days ago
B+
Retailer 18
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£2,547 GBP
$3,418 USD
View
B+
Retailer 19
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£2,856 GBP
SGD 5,179 SGD
View
B
Retailer 20
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£2,889 GBP
View
B+
Retailer 21
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£2,968 GBP
$3,983 USD
View
B
Retailer 22
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£3,072 GBP
$4,122 USD
View
Most Expensive
Helzberg Diamonds
ZXZOKHMOOHHL · Oct 13
£3,777 GBP
$5,069 USD
View
Price last confirmed 21 days ago
22 more retailers have this diamond
Prices start from £735 GBPSave up to £2,337 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 Marquise
£735 GBP