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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 $614 AUD
$430 USD
As of November 2, 2026
Save $2,453 AUD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,066 AUD 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 $614 to $3,066, a $2,453 spread on the same certified stone. MOH London lists it at $3,066. 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
Colour
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: $3,066 AUD|Low: $614 AUD|High: $3,354 AUD|Avg: $1,598 AUD
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$614 AUD
Retailer 10$673 AUD
Retailer 3$753 AUD
Retailer 14$753 AUD
Retailer 11$835 AUD
Retailer 15$835 AUD
Retailer 5$1,035 AUD
Retailer 13$1,303 AUD
Retailer 8$1,401 AUD
Retailer 6$1,417 AUD
Retailer 9$2,245 AUD
Retailer 12$2,684 AUD
Retailer 4$2,725 AUD
MOH London$3,066 AUD
Retailer 7$3,354 AUD

26 data points across 15 retailers

12 retailers$614 AUD to $3,066 AUD

A
Cheapest Retailer
-
$614 AUD
$430 USD
B+
Retailer 2
-
$673 AUD
$472 USD
View
B+
Retailer 3
-
$753 AUD
$528 USD
View
Final sale: no returns
B+
Retailer 4
-
$753 AUD
$528 USD
View
Retailer 5
-
$835 AUD
$585 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$835 AUD
$585 USD
View
B
Retailer 7
-
$1,303 AUD
$913 USD
View
Retailer 8
-
$1,401 AUD
€935 EUR
View
Price last confirmed 8 days ago
B
Retailer 9
-
$2,245 AUD
$1,573 USD
View
B
Retailer 10
-
$2,684 AUD
$1,881 USD
View
B
Retailer 11
-
$2,725 AUD
$1,909 USD
View
Most Expensive
B
MOH London
LG436074392 · Nov 1
$3,066 AUD
£1,692 GBP
View
11 more retailers have this diamond
Prices start from $614 AUDSave up to $2,453 AUD

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
$614 AUD