Marquise|Lab Grown|IGI

1.21ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG823694876

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823694876

Diamond specifications and retailer prices

From $1,001 NZD
$564 USD
As of October 30, 2026
Save $3,178 NZD (76%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,417 NZD at MOH London · As of October 21, 2026
View at MOH London

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823694876 or 823694876. Listed at 22 retailers as of October 30, 2026, with a 318% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694876
Dimensions10.56 × 5.67 × 3.56 mm
L/W Ratio1.86
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.56 mm5.67 mm1.21 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694876
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.8%

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: Oct 30
Current: $5,417 NZD|Low: $962 NZD|High: $5,453 NZD|Avg: $2,379 NZD|+0.5%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 7$1,001 NZD
Retailer 14$1,120 NZD
Retailer 10$1,121 NZD
Retailer 4$1,240 NZD
Retailer 20$1,240 NZD
Retailer 9$1,363 NZD
Retailer 15$1,473 NZD
Retailer 3$1,586 NZD
Retailer 12$1,600 NZD
Retailer 16$1,885 NZD
Retailer 8$1,911 NZD
Retailer 2$1,937 NZD
Retailer 13$2,133 NZD
Retailer 21$3,078 NZD
Retailer 19$3,263 NZD
Retailer 11$3,921 NZD
Retailer 17$4,010 NZD
Retailer 5$4,022 NZD
Retailer 18$4,054 NZD
Retailer 6$4,179 NZD
MOH London$5,417 NZD

43 data points across 21 retailers

22 retailers$1,001 NZD to $4,179 NZD

A
Cheapest Retailer
-
$1,001 NZD
$564 USD
A
Retailer 2
-
$1,120 NZD
$631 USD
View
Final sale: no returns
A
Retailer 3
-
$1,121 NZD
$632 USD
View
Retailer 4
-
$1,240 NZD
$699 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,240 NZD
$699 USD
View
B+
Retailer 6
-
$1,363 NZD
HK$6,000 HKD
View
B+
Retailer 7
-
$1,473 NZD
$830 USD
View
B+
Retailer 8
-
$1,586 NZD
$894 USD
View
B+
Retailer 9
-
$1,600 NZD
$902 USD
View
B+
Retailer 10
-
$1,885 NZD
€1,012 EUR
View
B+
Retailer 11
-
$1,911 NZD
$1,077 USD
View
B+
Retailer 12
-
$1,937 NZD
£859 GBP
View
B+
Retailer 13
-
$2,133 NZD
ZAR 19,418 ZAR
View
B
Retailer 14
-
$3,078 NZD
$1,735 USD
View
B
Retailer 15
-
$3,263 NZD
$1,839 USD
View
B
Retailer 16
-
$3,623 NZD
£1,608 GBP
View
B
Retailer 17
-
$3,921 NZD
SGD 2,986 SGD
View
B
Retailer 18
-
$4,010 NZD
$2,260 USD
View
B
Retailer 19
-
$4,022 NZD
$2,267 USD
View
B
Retailer 20
-
$4,054 NZD
$2,285 USD
View
B
Retailer 21
-
$4,179 NZD
$2,355 USD
View
Most Expensive
MOH London
LG823694876 · Oct 21
$5,417 NZD
£2,404 GBP
View
Price last confirmed 11 days ago
21 more retailers have this diamond
Prices start from $1,001 NZDSave up to $3,178 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
1.21ct Marquise
$1,001 NZD