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Marquise|Lab Grown|IGI

0.70ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG538286807

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG538286807

Diamond specifications and retailer prices

From $692 NZD
$390 USD
As of October 31, 2026
13 retailers carry this diamond
Most expensive: $1,892 NZD at Reve Diamonds · As of October 14, 2026
View at Reve Diamonds

About this 0.7ct lab-grown marquise diamond

This 0.7ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538286807 or 538286807. Listed at 13 retailers as of October 31, 2026. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538286807
Dimensions9.34 × 4.59 × 2.91 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.34 mm4.59 mm0.70 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538286807
Side View
Table 56.5%Crown 35.8°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $607 NZD|Low: $225 NZD|High: $1,894 NZD|Avg: $836 NZD|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 14, 2026
Retailer 7$284 NZD
Retailer 5$318 NZD
Retailer 13$330 NZD
Retailer 2$353 NZD
Retailer 9$353 NZD
Retailer 1$607 NZD
Retailer 11$637 NZD
Retailer 8$692 NZD
Retailer 3$761 NZD
Retailer 12$1,082 NZD
Retailer 10$1,134 NZD
Retailer 4$1,230 NZD
Retailer 6$1,667 NZD
Reve Diamonds$1,892 NZD

26 data points across 14 retailers

13 retailers

Retailer 1
-
$284 NZD
$160 USD
Price last confirmed 23 days ago
Retailer 2
-
$330 NZD
$186 USD
View
Price last confirmed 32 days ago
Retailer 3
-
$353 NZD
$199 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$353 NZD
$199 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$607 NZD
£269 GBP
View
Price last confirmed 18 days ago
Retailer 6
-
$637 NZD
$359 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$692 NZD
$390 USD
View
Retailer 8
-
$795 NZD
HK$3,500 HKD
View
Price last confirmed 20 days ago
Retailer 9
-
$1,082 NZD
$610 USD
View
Price last confirmed 17 days ago
Retailer 10
-
$1,134 NZD
$639 USD
View
Price last confirmed 31 days ago
Retailer 11
-
$1,230 NZD
$693 USD
View
Price last confirmed 19 days ago
Retailer 12
-
$1,667 NZD
£740 GBP
View
Price last confirmed 20 days ago
Most Expensive
Reve Diamonds
705992B9C · Oct 14
$1,892 NZD
$1,067 USD
View
Price last confirmed 17 days ago
12 more retailers have this diamond
Prices start from $692 NZD

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.

B+
0.70ct Marquise
$692 NZD