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Marquise|Lab Grown|IGI

1.51ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG629494686

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG629494686

Diamond specifications and retailer prices

From $1,305 NZD
$734 USD
As of November 1, 2026
Save $4,327 NZD (77%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $5,632 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG629494686 or 629494686. Listed at 31 retailers as of November 1, 2026, with prices from $1,305 to $5,632, a $4,327 spread on the same certified stone. MOH London lists it at $5,632. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629494686
Dimensions11.96 × 5.99 × 3.65 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
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
11.96 mm5.99 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629494686
Side View
Table 60.0%Crown 34.9°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 60.9%

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 1
Current: $5,632 NZD|Low: $1,047 NZD|High: $5,699 NZD|Avg: $2,903 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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 3, 2026
Retailer 12$1,047 NZD
Retailer 11$1,297 NZD
Retailer 18$1,305 NZD
Retailer 5$1,501 NZD
Retailer 3$1,528 NZD
Retailer 6$1,672 NZD
Retailer 17$1,834 NZD
Retailer 10$1,983 NZD
Retailer 22$1,991 NZD
Retailer 2$2,028 NZD
Retailer 13$2,230 NZD
Retailer 23$2,274 NZD
Retailer 20$3,022 NZD
Retailer 14$3,070 NZD
Retailer 4$3,219 NZD
Retailer 9$4,141 NZD
Retailer 8$4,198 NZD
Retailer 24$4,239 NZD
Retailer 19$4,282 NZD
Retailer 15$4,320 NZD
Retailer 7$4,325 NZD
Retailer 21$4,479 NZD
Retailer 16$4,534 NZD
MOH London$5,632 NZD

32 data points across 24 retailers

31 retailers$1,305 NZD to $5,632 NZD

Retailer 1
-
$1,047 NZD
$589 USD
Price last confirmed 25 days ago
Retailer 2
-
$1,084 NZD
$610 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$1,214 NZD
$683 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$1,297 NZD
$730 USD
View
Price last confirmed 25 days ago
Retailer 5
-
$1,297 NZD
$730 USD
View
Price last confirmed 23 days ago
A
Retailer 6
-
$1,305 NZD
$734 USD
View
Final sale: no returns
Retailer 7
-
$1,328 NZD
$747 USD
View
Price last confirmed 35 days ago
A
Retailer 8
-
$1,501 NZD
HK$6,600 HKD
View
A
Retailer 9
-
$1,528 NZD
$860 USD
View
A
Retailer 10
-
$1,672 NZD
$941 USD
View
A
Retailer 11
-
$1,834 NZD
$1,032 USD
View
A
Retailer 12
-
$1,983 NZD
$1,116 USD
View
A
Retailer 13
-
$1,991 NZD
€1,067 EUR
View
A
Retailer 14
-
$2,028 NZD
£899 GBP
View
A
Retailer 15
-
$2,230 NZD
ZAR 20,266 ZAR
View
A
Retailer 16
-
$2,274 NZD
A$1,968 AUD
View
B+
Retailer 17
-
$3,022 NZD
A$2,616 AUD
View
Retailer 18
-
$3,070 NZD
$1,727 USD
View
Price last confirmed 9 days ago
B+
Retailer 19
-
$3,219 NZD
$1,811 USD
View
Retailer 20
-
$3,412 NZD
$1,920 USD
View
Price last confirmed 23 days ago
B+
Retailer 21
-
$3,412 NZD
$1,920 USD
View
Retailer 22
-
$3,537 NZD
$1,990 USD
View
Price last confirmed 33 days ago
B+
Retailer 23
-
$4,141 NZD
$2,330 USD
View
B+
Retailer 24
-
$4,198 NZD
$2,362 USD
View
B+
Retailer 25
-
$4,239 NZD
$2,385 USD
View
B+
Retailer 26
-
$4,282 NZD
A$3,707 AUD
View
B+
Retailer 27
-
$4,320 NZD
SGD 3,285 SGD
View
B+
Retailer 28
-
$4,325 NZD
$2,434 USD
View
B+
Retailer 29
-
$4,479 NZD
$2,520 USD
View
B
Retailer 30
-
$4,534 NZD
$2,551 USD
View
Most Expensive
B
MOH London
LG629494686 · Nov 3
$5,632 NZD
£2,495 GBP
View
30 more retailers have this diamond
Prices start from $1,305 NZDSave up to $4,327 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
1.51ct Marquise
$1,305 NZD