CaratHunter
Plans
Marquise|Lab Grown|IGI

1.56ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG665444660

Certificate IGI LG665444660

Diamond specifications and retailer prices

From $675 USD
Save $5,325 USD (89%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $6,000 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665444660 or 665444660. Listed at 27 retailers, with prices from $675 to $6,000 at Do Amore Diamonds, a $5,325 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665444660
Dimensions11.98 × 6.12 × 3.81 mm
L/W Ratio1.96
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
11.98 mm6.12 mm1.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665444660
Side View
Table 59.0%Crown 33.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $6,000 USD|Low: $558 USD|High: $6,140 USD|Avg: $2,114 USD|-2.3%
Do Amore Diamonds
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
October 1, 2026
Retailer 2$854 USD
Retailer 7$917 USD
Retailer 23$920 USD
Retailer 5$1,027 USD
Retailer 10$1,054 USD
Retailer 17$1,126 USD
Retailer 3$1,355 USD
Retailer 19$1,386 USD
Retailer 9$1,403 USD
Retailer 22$1,557 USD
Retailer 18$1,929 USD
Retailer 21$2,155 USD
Retailer 8$2,210 USD
Retailer 11$2,499 USD
Retailer 16$2,568 USD
Retailer 12$2,688 USD
Retailer 6$2,937 USD
Retailer 14$3,093 USD
Retailer 4$3,269 USD
Retailer 20$3,435 USD
Retailer 13$3,632 USD
Retailer 15$3,810 USD
Do Amore Diamonds$6,000 USD

38 data points across 23 retailers

27 retailers$675 USD to $6,000 USD

A
Cheapest Retailer
-
$675 USD
A
Retailer 2
-
$735 USD
View
A
Retailer 3
-
$772 USD
View
A
Retailer 4
-
$854 USD
View
A
Retailer 5
-
$917 USD
View
A
Retailer 6
-
$920 USD
View
A
Retailer 7
-
$1,027 USD
View
A
Retailer 8
-
$1,054 USD
View
A
Retailer 9
-
$1,126 USD
HK$8,800 HKD
View
A
Retailer 10
-
$1,355 USD
€1,290 EUR
View
A
Retailer 11
-
$1,384 USD
£1,089 GBP
View
A
Retailer 12
-
$1,403 USD
A$2,158 AUD
View
A
Retailer 13
-
$1,557 USD
ZAR 25,155 ZAR
View
B+
Retailer 14
-
$1,929 USD
View
B+
Retailer 15
-
$2,155 USD
A$3,315 AUD
View
B+
Retailer 16
-
$2,210 USD
View
B+
Retailer 17
-
$2,431 USD
View
B+
Retailer 18
-
$2,499 USD
£1,968 GBP
View
Price last confirmed 22 days ago
B+
Retailer 19
-
$2,568 USD
View
Price last confirmed 22 days ago
B+
Retailer 20
-
$2,688 USD
View
B+
Retailer 21
-
$2,937 USD
View
B+
Retailer 22
-
$3,093 USD
View
B
Retailer 23
-
$3,269 USD
SGD 4,417 SGD
View
B
Retailer 24
-
$3,435 USD
£2,705 GBP
View
B
Retailer 25
-
$3,632 USD
A$5,588 AUD
View
B
Retailer 26
-
$3,810 USD
View
Most Expensive
B
Do Amore Diamonds
27-DCCD54BC4 · Sep 30
$6,000 USD
View
26 more retailers have this diamond
Prices start from $675 USDSave up to $5,325 USD

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.

A
1.56ct Marquise
$675 USD