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Princess|Lab Grown|IGI

1.80ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG570367200

Shape and cutting style on the report: Princess cut

Certificate IGI LG570367200

Diamond specifications and retailer prices

From $536 NZD
$301 USD
As of October 27, 2026
Save $4,218 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,754 NZD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown princess diamond

This 1.8ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG570367200 or 570367200. Listed at 18 retailers as of October 27, 2026, with prices from $536 to $4,754, a $4,218 spread on the same certified stone. Do Amore Diamonds lists it at $4,754. 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

1.80
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570367200
Dimensions6.58 × 6.56 × 4.69 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.58 mm6.56 mm1.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570367200
Side View
Table 69.5%Crown 41.9°Girdle: MediumPavilion 38.6°Culet: NoneDepth 71.5%

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: Oct 27
Current: $4,754 NZD|Low: $422 NZD|High: $4,754 NZD|Avg: $1,758 NZD|+17.1%
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
October 29, 2026
Retailer 11$536 NZD
Retailer 14$664 NZD
Retailer 15$664 NZD
Retailer 9$890 NZD
Retailer 12$890 NZD
Retailer 8$945 NZD
Retailer 3$1,088 NZD
Retailer 2$1,310 NZD
Retailer 6$1,718 NZD
Retailer 10$2,042 NZD
Retailer 5$2,359 NZD
Retailer 7$2,411 NZD
Retailer 4$2,645 NZD
Retailer 13$2,955 NZD
Do Amore Diamonds$4,754 NZD

31 data points across 15 retailers

18 retailers$536 NZD to $4,754 NZD

Retailer 1
-
$422 NZD
$237 USD
Price last confirmed 37 days ago
Retailer 2
-
$490 NZD
$275 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$516 NZD
$290 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$536 NZD
$301 USD
View
A
Retailer 5
-
$664 NZD
$373 USD
View
A
Retailer 6
-
$664 NZD
$373 USD
View
A
Retailer 7
-
$890 NZD
$500 USD
View
A
Retailer 8
-
$890 NZD
$500 USD
View
B+
Retailer 9
-
$945 NZD
£418 GBP
View
B+
Retailer 10
-
$1,088 NZD
$611 USD
View
B+
Retailer 11
-
$1,310 NZD
£579 GBP
View
B
Retailer 12
-
$1,718 NZD
$965 USD
View
B
Retailer 13
-
$2,042 NZD
$1,147 USD
View
B
Retailer 14
-
$2,359 NZD
$1,325 USD
View
B
Retailer 15
-
$2,411 NZD
$1,354 USD
View
B
Retailer 16
-
$2,645 NZD
$1,485 USD
View
B
Retailer 17
-
$2,955 NZD
£1,307 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C962B69AB · Oct 28
$4,754 NZD
$2,670 USD
View
17 more retailers have this diamond
Prices start from $536 NZDSave up to $4,218 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
1.80ct Princess
$536 NZD