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Marquise|Lab Grown|IGI

0.99ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG786683727

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG786683727

Diamond specifications and retailer prices

From $341 NZD
HK$1,500 HKD
As of November 1, 2026
Save $672 NZD (66%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,431 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 0.99ct lab-grown marquise diamond

This 0.99ct lab-grown marquise sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786683727 or 786683727. Listed at 17 retailers as of November 1, 2026, with a 197% 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

0.99
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786683727
Dimensions10.56 × 5.23 × 3.12 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.56 mm5.23 mm0.99 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG786683727
Side View
Table 59.0%Crown 33.9°Girdle: THN-MEDPavilion 38.9°Culet: NoneDepth 59.7%

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: Nov 1
Current: $1,431 NZD|Low: $236 NZD|High: $1,493 NZD|Avg: $696 NZD|-0.9%
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 1, 2026
Retailer 6$247 NZD
Retailer 5$286 NZD
Retailer 17$306 NZD
Retailer 7$341 NZD
Retailer 14$404 NZD
Retailer 15$518 NZD
Retailer 4$526 NZD
Retailer 2$547 NZD
Retailer 8$572 NZD
Retailer 16$656 NZD
Retailer 9$741 NZD
Retailer 10$762 NZD
Retailer 12$835 NZD
Retailer 13$835 NZD
Retailer 3$983 NZD
Retailer 11$1,013 NZD
MOH London$1,431 NZD

43 data points across 17 retailers

17 retailers$341 NZD to $1,013 NZD

Retailer 1
-
$247 NZD
$139 USD
Price last confirmed 10 days ago
Retailer 2
-
$286 NZD
$161 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$306 NZD
$172 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$341 NZD
HK$1,500 HKD
View
A
Retailer 5
-
$404 NZD
£179 GBP
View
A
Retailer 6
-
$518 NZD
£230 GBP
View
Retailer 7
-
$526 NZD
€282 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$547 NZD
$308 USD
View
Retailer 9
-
$572 NZD
$322 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$656 NZD
£291 GBP
View
Price last confirmed 7 days ago
Retailer 11
-
$741 NZD
$417 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$762 NZD
$429 USD
View
B+
Retailer 13
-
$835 NZD
SGD 635 SGD
View
B+
Retailer 14
-
$835 NZD
$470 USD
View
Retailer 15
-
$983 NZD
$553 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$1,013 NZD
$570 USD
View
Most Expensive
MOH London
LG786683727 · Oct 25
$1,431 NZD
£634 GBP
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from $341 NZDSave up to $672 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
0.99ct Marquise
$341 NZD