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Marquise|Lab Grown|IGI

1.05ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG779657384

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG779657384

Diamond specifications and retailer prices

From £140 GBP
$188 USD
As of October 30, 2026
Save £770 GBP (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £910 GBP at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779657384 or 779657384. Listed at 23 retailers as of October 30, 2026, with prices from £140 to £910, a £770 spread on the same certified stone. Flawless Fine Jewelry lists it at £910. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779657384
Dimensions10.88 × 5.17 × 3.17 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm5.17 mm1.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779657384
Side View
Table 55.0%Crown 33.4°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 61.3%

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 30
Current: £910 GBP|Low: £135 GBP|High: £910 GBP|Avg: £379 GBP
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 15£140 GBP
Retailer 8£157 GBP
Retailer 5£163 GBP
Retailer 3£174 GBP
Retailer 6£174 GBP
Retailer 16£245 GBP
Retailer 12£292 GBP
Retailer 2£301 GBP
Retailer 10£316 GBP
Retailer 7£409 GBP
Retailer 14£424 GBP
Retailer 4£560 GBP
Retailer 11£562 GBP
Retailer 13£634 GBP
Retailer 9£814 GBP
Flawless Fine Jewelry£910 GBP

43 data points across 16 retailers

23 retailers£140 GBP to £910 GBP

A
Cheapest Retailer
-
£140 GBP
$188 USD
A
Retailer 2
-
£157 GBP
$210 USD
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
$218 USD
View
Retailer 4
-
£174 GBP
$233 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£174 GBP
$233 USD
View
A
Retailer 6
-
£245 GBP
$328 USD
View
A
Retailer 7
-
£275 GBP
$368 USD
View
A
Retailer 8
-
£292 GBP
€372 EUR
View
A
Retailer 9
-
£301 GBP
ZAR 6,506 ZAR
View
A
Retailer 10
-
£316 GBP
View
B+
Retailer 11
-
£409 GBP
$548 USD
View
B+
Retailer 12
-
£424 GBP
A$875 AUD
View
B+
Retailer 13
-
£441 GBP
$591 USD
View
B+
Retailer 14
-
£474 GBP
SGD 858 SGD
View
Retailer 15
-
£507 GBP
A$1,045 AUD
View
Price last confirmed 138 days ago
B
Retailer 16
-
£560 GBP
$750 USD
View
B
Retailer 17
-
£562 GBP
$753 USD
View
B
Retailer 18
-
£596 GBP
$798 USD
View
B
Retailer 19
-
£600 GBP
$804 USD
View
B
Retailer 20
-
£634 GBP
$850 USD
View
B
Retailer 21
-
£814 GBP
View
B
Retailer 22
-
£863 GBP
$1,156 USD
View
Most Expensive
B
Flawless Fine Jewelry
55A70234C · Oct 31
£910 GBP
View
22 more retailers have this diamond
Prices start from £140 GBPSave up to £770 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 Marquise
£140 GBP