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Marquise|Lab Grown|IGI

5.52ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG645467658

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG645467658

Diamond specifications and retailer prices

From $1,153 NZD
$649 USD
As of November 2, 2026
Save $4,480 NZD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,634 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 5.52ct lab-grown marquise diamond

This 5.52ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645467658 or 645467658. Listed at 13 retailers as of November 1, 2026, with prices from $1,153 to $5,634, a $4,480 spread on the same certified stone. MOH London lists it at $5,634. 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

5.52
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645467658
Dimensions18.32 × 9.15 × 5.81 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.32 mm9.15 mm5.52 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645467658
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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: $5,634 NZD|Low: $1,153 NZD|High: $13,881 NZD|Avg: $3,972 NZD
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 12$1,153 NZD
Retailer 6$1,255 NZD
Retailer 13$1,337 NZD
Retailer 2$1,519 NZD
Retailer 16$1,592 NZD
Retailer 14$1,653 NZD
Retailer 15$2,076 NZD
Retailer 10$2,137 NZD
Retailer 4$2,183 NZD
Retailer 7$2,646 NZD
Retailer 11$3,416 NZD
Retailer 3$3,759 NZD
Retailer 17$3,962 NZD
MOH London$5,634 NZD
Retailer 5$6,869 NZD
Retailer 9$10,340 NZD
Retailer 8$13,881 NZD

6 data points across 17 retailers

13 retailers$1,153 NZD to $5,634 NZD

A
Cheapest Retailer
-
$1,153 NZD
$649 USD
A
Retailer 2
-
$1,255 NZD
$706 USD
View
A
Retailer 3
-
$1,337 NZD
$752 USD
View
A
Retailer 4
-
$1,519 NZD
£673 GBP
View
A
Retailer 5
-
$1,592 NZD
HK$7,000 HKD
View
A
Retailer 6
-
$1,653 NZD
$930 USD
View
A
Retailer 7
-
$2,076 NZD
$1,168 USD
View
A
Retailer 8
-
$2,137 NZD
£947 GBP
View
B+
Retailer 9
-
$2,183 NZD
$1,228 USD
View
B+
Retailer 10
-
$3,416 NZD
$1,922 USD
View
B+
Retailer 11
-
$3,759 NZD
$2,115 USD
View
B
Retailer 12
-
$3,962 NZD
$2,229 USD
View
Most Expensive
B
MOH London
LG645467658 · Nov 1
$5,634 NZD
£2,496 GBP
View
12 more retailers have this diamond
Prices start from $1,153 NZDSave up to $4,480 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.

A
5.52ct Marquise
$1,153 NZD