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Marquise|Lab Grown|IGI

1.05ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG643452185

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG643452185

Diamond specifications and retailer prices

From €213 EUR
As of November 4, 2026
Save €1,079 EUR (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €1,319 EUR at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG643452185 or 643452185. Listed at 26 retailers as of November 4, 2026, with a 507% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643452185
Dimensions10.71 × 5.30 × 3.31 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
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
10.71 mm5.30 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643452185
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: €1,319 EUR|Low: €213 EUR|High: €2,272 EUR|Avg: €709 EUR
Novita Diamonds
Retailer 2
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Retailer 24
November 5, 2026
Retailer 5€213 EUR
Retailer 19€238 EUR
Retailer 24€248 EUR
Retailer 4€265 EUR
Retailer 11€307 EUR
Retailer 10€374 EUR
Retailer 23€443 EUR
Retailer 18€456 EUR
Retailer 8€471 EUR
Retailer 2€495 EUR
Retailer 12€535 EUR
Retailer 15€580 EUR
Retailer 21€595 EUR
Retailer 13€648 EUR
Retailer 16€747 EUR
Retailer 6€850 EUR
Retailer 7€854 EUR
Retailer 14€896 EUR
Retailer 17€974 EUR
Retailer 20€1,059 EUR
Retailer 3€1,140 EUR
Retailer 9€1,175 EUR
Retailer 22€1,292 EUR
Novita Diamonds€1,319 EUR

34 data points across 24 retailers

26 retailers€213 EUR to €1,292 EUR

A+
Cheapest Retailer
-
€213 EUR
A
Retailer 2
-
€238 EUR
View
Final sale: no returns
A
Retailer 3
-
€248 EUR
View
A
Retailer 4
-
€265 EUR
View
A
Retailer 5
-
€307 EUR
View
A
Retailer 6
-
€374 EUR
View
Retailer 7
-
€443 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
€456 EUR
View
A
Retailer 9
-
€471 EUR
View
Retailer 10
-
€488 EUR
View
Price last confirmed 22 days ago
A
Retailer 11
-
€495 EUR
View
A
Retailer 12
-
€535 EUR
View
B+
Retailer 13
-
€580 EUR
View
B+
Retailer 14
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€595 EUR
View
B+
Retailer 15
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€648 EUR
View
B+
Retailer 16
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€747 EUR
View
B+
Retailer 17
-
€850 EUR
View
B+
Retailer 18
-
€854 EUR
View
B+
Retailer 19
-
€896 EUR
View
B
Retailer 20
-
€974 EUR
View
B+
Retailer 21
-
€1,059 EUR
View
Retailer 22
-
€1,140 EUR
View
Price last confirmed 9 days ago
B
Retailer 23
-
€1,175 EUR
View
Retailer 24
-
€1,182 EUR
View
Price last confirmed 89 days ago
B
Retailer 25
-
€1,292 EUR
View
Most Expensive
Novita Diamonds
cert_643452185 · Oct 8
€1,319 EUR
A$2,277 AUD
View
Price last confirmed 28 days ago
25 more retailers have this diamond
Prices start from €213 EURSave up to €1,079 EUR

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
€213 EUR