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Princess|Lab Grown|GCAL

1.78ct D IF Princess Lab Grown Diamond

EX • D/IF • GCAL 362446170

Shape and cutting style on the report: Princess

Certificate GCAL 362446170

Diamond specifications and retailer prices

From $1,774 NZD
$1,000 USD
As of October 30, 2026
Save $13,981 NZD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $15,756 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.78ct lab-grown princess diamond

This 1.78ct 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 GCAL 362446170. Listed at 11 retailers as of October 30, 2026, with prices from $1,774 to $15,756, a $13,981 spread on the same certified stone. Do Amore Diamonds lists it at $15,756. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 362446170
Dimensions6.53 × 6.52 × 4.71 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.53 mm6.52 mm1.78 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 362446170
Side View
Table 65.0%Crown 43.5°Girdle: THK-THKPavilion 37.4°Culet: NoneDepth 72.2%

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 30
Current: $15,756 NZD|Low: $1,739 NZD|High: $24,858 NZD|Avg: $6,371 NZD|-36.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3$1,774 NZD
Retailer 8$2,211 NZD
Retailer 2$3,016 NZD
Retailer 4$3,288 NZD
Retailer 7$4,258 NZD
Retailer 5$4,301 NZD
Retailer 9$6,253 NZD
Retailer 6$7,310 NZD
Do Amore Diamonds$15,756 NZD

21 data points across 9 retailers

11 retailers$1,774 NZD to $15,756 NZD

A
Cheapest Retailer
-
$1,774 NZD
$1,000 USD
A
Retailer 2
-
$2,211 NZD
$1,246 USD
View
A
Retailer 3
-
$2,715 NZD
$1,530 USD
View
A
Retailer 4
-
$3,288 NZD
$1,853 USD
View
Retailer 5
-
$3,989 NZD
$2,248 USD
View
Price last confirmed 39 days ago
B+
Retailer 6
-
$4,258 NZD
$2,400 USD
View
B+
Retailer 7
-
$4,301 NZD
$2,424 USD
View
Retailer 8
-
$4,340 NZD
$2,446 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$6,253 NZD
$3,524 USD
View
B+
Retailer 10
-
$7,310 NZD
£3,244 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C90FE4D2D · Oct 31
$15,756 NZD
$8,880 USD
View
10 more retailers have this diamond
Prices start from $1,774 NZDSave up to $13,981 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
1.78ct Princess
$1,774 NZD