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Marquise|Lab Grown|IGI

0.70ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436074392

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436074392

Diamond specifications and retailer prices

From $430 USD
As of November 2, 2026
Save $1,719 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,149 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.7ct lab-grown marquise diamond

This 0.7ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436074392 or 436074392. Listed at 12 retailers as of November 1, 2026, with prices from $430 to $2,149, a $1,719 spread on the same certified stone. MOH London lists it at $2,149. 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

0.70
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074392
Dimensions8.48 × 4.72 × 3.03 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.48 mm4.72 mm0.70 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436074392
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 42.1°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
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 2
Current: $2,149 USD|Low: $430 USD|High: $2,351 USD|Avg: $1,120 USD
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 2$430 USD
Retailer 10$472 USD
Retailer 3$528 USD
Retailer 14$528 USD
Retailer 11$585 USD
Retailer 15$585 USD
Retailer 5$725 USD
Retailer 13$913 USD
Retailer 8$982 USD
Retailer 6$993 USD
Retailer 9$1,573 USD
Retailer 12$1,881 USD
Retailer 4$1,909 USD
MOH London$2,149 USD
Retailer 7$2,351 USD

26 data points across 15 retailers

12 retailers$430 USD to $2,149 USD

A
Cheapest Retailer
-
$430 USD
B+
Retailer 2
-
$472 USD
View
B+
Retailer 3
-
$528 USD
View
Final sale: no returns
B+
Retailer 4
-
$528 USD
View
Retailer 5
-
$585 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$585 USD
View
B
Retailer 7
-
$913 USD
View
Retailer 8
-
$982 USD
€935 EUR
View
Price last confirmed 8 days ago
B
Retailer 9
-
$1,573 USD
View
B
Retailer 10
-
$1,881 USD
View
B
Retailer 11
-
$1,909 USD
View
Most Expensive
B
MOH London
LG436074392 · Nov 1
$2,149 USD
£1,692 GBP
View
11 more retailers have this diamond
Prices start from $430 USDSave up to $1,719 USD

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
0.70ct Marquise
$430 USD