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Princess|Lab Grown|IGI

1.55ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG497176310

Shape and cutting style on the report: Princess cut

Certificate IGI LG497176310

Diamond specifications and retailer prices

From $472 NZD
$266 USD
As of November 1, 2026
Save $4,106 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,578 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown princess diamond

This 1.55ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG497176310 or 497176310. Listed at 17 retailers as of November 1, 2026, with prices from $472 to $4,578, a $4,106 spread on the same certified stone. Do Amore Diamonds lists it at $4,578. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.55
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497176310
Dimensions6.28 × 6.26 × 4.49 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
6.28 mm6.26 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497176310
Side View
Table 68.5%Crown 43.7°Girdle: Slightly ThickPavilion 38.2°Culet: NoneDepth 71.7%

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: Nov 1
Current: $4,578 NZD|Low: $405 NZD|High: $4,578 NZD|Avg: $1,456 NZD|+13.2%
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
November 2, 2026
Retailer 8$472 NZD
Retailer 15$515 NZD
Retailer 5$598 NZD
Retailer 10$639 NZD
Retailer 13$639 NZD
Retailer 14$747 NZD
Retailer 16$912 NZD
Retailer 3$914 NZD
Retailer 2$1,259 NZD
Retailer 7$1,714 NZD
Retailer 11$1,962 NZD
Retailer 12$2,266 NZD
Retailer 4$2,554 NZD
Retailer 6$2,621 NZD
Retailer 9$2,841 NZD
Do Amore Diamonds$4,578 NZD

44 data points across 16 retailers

17 retailers$472 NZD to $4,578 NZD

A
Cheapest Retailer
-
$472 NZD
$266 USD
Final sale: no returns
A
Retailer 2
-
$515 NZD
$290 USD
View
A
Retailer 3
-
$598 NZD
$337 USD
View
Retailer 4
-
$639 NZD
$360 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$639 NZD
$360 USD
View
A
Retailer 6
-
$747 NZD
$421 USD
View
B+
Retailer 7
-
$912 NZD
$514 USD
View
B+
Retailer 8
-
$914 NZD
$515 USD
View
B
Retailer 9
-
$1,259 NZD
£559 GBP
View
B
Retailer 10
-
$1,714 NZD
$966 USD
View
B
Retailer 11
-
$1,887 NZD
CA$1,477 CAD
View
B
Retailer 12
-
$1,962 NZD
$1,106 USD
View
B
Retailer 13
-
$2,266 NZD
$1,277 USD
View
B
Retailer 14
-
$2,554 NZD
$1,440 USD
View
B
Retailer 15
-
$2,621 NZD
SGD 1,996 SGD
View
B
Retailer 16
-
$2,841 NZD
£1,261 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F3FD1F777 · Nov 2
$4,578 NZD
$2,580 USD
View
16 more retailers have this diamond
Prices start from $472 NZDSave up to $4,106 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
1.55ct Princess
$472 NZD