CaratHunter
Plans
Marquise|Lab Grown|IGI

1.57ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG615345318

Certificate IGI LG615345318

Diamond specifications and retailer prices

From $679 USD
Save $5,351 USD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,030 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.57ct lab-grown marquise diamond

This 1.57ct 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 LG615345318 or 615345318. Listed at 25 retailers, with prices from $679 to $6,030 at Do Amore Diamonds, a $5,351 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

1.57
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615345318
Dimensions12.68 × 5.93 × 3.69 mm
L/W Ratio2.14
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
12.68 mm5.93 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615345318
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.2%

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: $6,030 USD|Low: $555 USD|High: $6,180 USD|Avg: $2,074 USD|-2.4%
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
Retailer 24
Retailer 25
Retailer 26
October 1, 2026
Retailer 21$679 USD
Retailer 24$739 USD
Retailer 7$777 USD
Retailer 4$859 USD
Retailer 11$928 USD
Retailer 5$930 USD
Retailer 9$1,032 USD
Retailer 15$1,062 USD
Retailer 20$1,139 USD
Retailer 6$1,362 USD
Retailer 23$1,395 USD
Retailer 14$1,416 USD
Retailer 3$1,567 USD
Retailer 22$1,941 USD
Retailer 26$2,168 USD
Retailer 12$2,224 USD
Retailer 13$2,446 USD
Retailer 19$2,576 USD
Retailer 16$2,701 USD
Retailer 10$2,955 USD
Retailer 17$3,111 USD
Retailer 8$3,292 USD
Retailer 25$3,457 USD
Retailer 2$3,661 USD
Retailer 18$3,830 USD
Do Amore Diamonds$6,030 USD

40 data points across 26 retailers

25 retailers$679 USD to $6,030 USD

A
Cheapest Retailer
-
$679 USD
A
Retailer 2
-
$739 USD
View
A
Retailer 3
-
$777 USD
View
A
Retailer 4
-
$859 USD
View
A
Retailer 5
-
$928 USD
View
A
Retailer 6
-
$930 USD
View
A
Retailer 7
-
$1,032 USD
View
A
Retailer 8
-
$1,062 USD
View
A
Retailer 9
-
$1,139 USD
HK$8,900 HKD
View
A
Retailer 10
-
$1,362 USD
€1,297 EUR
View
A
Retailer 11
-
$1,392 USD
£1,096 GBP
View
A
Retailer 12
-
$1,416 USD
A$2,178 AUD
View
A
Retailer 13
-
$1,567 USD
ZAR 25,310 ZAR
View
B+
Retailer 14
-
$1,941 USD
View
B+
Retailer 15
-
$2,168 USD
A$3,336 AUD
View
B+
Retailer 16
-
$2,224 USD
View
B+
Retailer 17
-
$2,446 USD
View
B+
Retailer 18
-
$2,701 USD
View
B+
Retailer 19
-
$2,955 USD
View
B+
Retailer 20
-
$3,111 USD
View
B
Retailer 21
-
$3,292 USD
SGD 4,448 SGD
View
B
Retailer 22
-
$3,457 USD
£2,722 GBP
View
B
Retailer 23
-
$3,661 USD
A$5,632 AUD
View
B
Retailer 24
-
$3,830 USD
View
Most Expensive
B
Do Amore Diamonds
27-7E5E0AED4 · Sep 30
$6,030 USD
View
24 more retailers have this diamond
Prices start from $679 USDSave up to $5,351 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
1.57ct Marquise
$679 USD