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Princess|Lab Grown|IGI

1.57ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG754594001

Shape and cutting style on the report: Princess cut

Certificate IGI LG754594001

Diamond specifications and retailer prices

From $644 USD
As of October 27, 2026
Save $5,076 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,720 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown princess diamond

This 1.57ct lab-grown princess 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 LG754594001 or 754594001. Listed at 17 retailers as of October 27, 2026, with prices from $644 to $5,720, a $5,076 spread on the same certified stone. Do Amore Diamonds lists it at $5,720. 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 angle44°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594001
Dimensions6.36 × 6.36 × 6.18 mm
L/W Ratio1.00
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
6.36 mm6.36 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594001
Side View
Table 66.0%Crown 44°Girdle: MediumPavilion 36.8°Culet: NoneDepth 72.8%

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: Oct 27
Current: $5,720 USD|Low: $644 USD|High: $5,840 USD|Avg: $2,107 USD|-2.1%
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 17
October 29, 2026
Retailer 11$644 USD
Retailer 3$701 USD
Retailer 8$736 USD
Retailer 13$904 USD
Retailer 6$930 USD
Retailer 9$947 USD
Retailer 12$1,219 USD
Retailer 2$1,346 USD
Retailer 14$1,909 USD
Retailer 4$2,096 USD
Retailer 16$2,216 USD
Retailer 15$2,320 USD
Retailer 5$2,645 USD
Retailer 7$2,874 USD
Retailer 10$3,256 USD
Retailer 17$3,570 USD
Do Amore Diamonds$5,720 USD

28 data points across 17 retailers

17 retailers$644 USD to $5,720 USD

A
Cheapest Retailer
-
$644 USD
A
Retailer 2
-
$701 USD
View
A
Retailer 3
-
$736 USD
View
Final sale: no returns
A
Retailer 4
-
$904 USD
View
A
Retailer 5
-
$930 USD
View
A
Retailer 6
-
$947 USD
View
A
Retailer 7
-
$1,219 USD
View
A
Retailer 8
-
$1,346 USD
€1,282 EUR
View
B+
Retailer 9
-
$1,909 USD
View
Retailer 10
-
$2,096 USD
A$3,225 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,216 USD
View
B+
Retailer 12
-
$2,320 USD
View
Retailer 13
-
$2,645 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$2,874 USD
A$4,422 AUD
View
Price last confirmed 21 days ago
B+
Retailer 15
-
$3,256 USD
£2,564 GBP
View
B+
Retailer 16
-
$3,570 USD
View
Most Expensive
B
Do Amore Diamonds
27-112DCB620 · Oct 28
$5,720 USD
View
16 more retailers have this diamond
Prices start from $644 USDSave up to $5,076 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.57ct Princess
$644 USD