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Marquise|Lab Grown|IGI

1.07ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG790682236

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790682236

Diamond specifications and retailer prices

From €172 EUR
HK$1,500 HKD
As of October 30, 2026
Save €401 EUR (70%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €716 EUR at MOH London · As of October 25, 2026
View at MOH London

About this 1.07ct lab-grown marquise diamond

This 1.07ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG790682236 or 790682236. Listed at 16 retailers as of October 30, 2026, with a 233% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.07
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790682236
Dimensions11.15 × 5.35 × 3.21 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.15 mm5.35 mm1.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG790682236
Side View
Table 61.0%Crown 34.9°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 60.0%

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: €716 EUR|Low: €102 EUR|High: €850 EUR|Avg: €378 EUR|-4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4€138 EUR
Retailer 10€172 EUR
Retailer 7€259 EUR
Retailer 6€265 EUR
Retailer 13€286 EUR
Retailer 11€290 EUR
Retailer 8€329 EUR
Retailer 3€375 EUR
Retailer 9€383 EUR
Retailer 5€425 EUR
Retailer 12€470 EUR
Retailer 2€573 EUR
MOH London€716 EUR

39 data points across 13 retailers

16 retailers€172 EUR to €573 EUR

Retailer 1
-
€124 EUR
$138 USD
Price last confirmed 15 days ago
Retailer 2
-
€143 EUR
$160 USD
View
Price last confirmed 17 days ago
Retailer 3
-
€153 EUR
$171 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
€172 EUR
HK$1,500 HKD
View
A
Retailer 5
-
€259 EUR
£228 GBP
View
A
Retailer 6
-
€265 EUR
View
B+
Retailer 7
-
€286 EUR
$319 USD
View
A
Retailer 8
-
€290 EUR
$324 USD
View
B+
Retailer 9
-
€329 EUR
£289 GBP
View
B+
Retailer 10
-
€375 EUR
$419 USD
View
B+
Retailer 11
-
€383 EUR
$428 USD
View
B+
Retailer 12
-
€425 EUR
SGD 641 SGD
View
B+
Retailer 13
-
€470 EUR
$525 USD
View
Retailer 14
-
€492 EUR
$550 USD
View
Price last confirmed 15 days ago
B
Retailer 15
-
€573 EUR
$640 USD
View
Most Expensive
MOH London
LG790682236 · Oct 25
€716 EUR
£630 GBP
View
Price last confirmed 7 days ago
15 more retailers have this diamond
Prices start from €172 EURSave up to €401 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
1.07ct Marquise
€172 EUR