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Princess|Lab Grown|IGI

2.51ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG792676477

Shape and cutting style on the report: Princess cut

Certificate IGI LG792676477

Diamond specifications and retailer prices

From $4,219 NZD
$2,378 USD
As of October 30, 2026
Save $12,708 NZD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $16,927 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG792676477 or 792676477. Listed at 17 retailers as of October 29, 2026, with prices from $4,219 to $16,927, a $12,708 spread on the same certified stone. Brilliant Earth lists it at $16,927. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792676477
Dimensions7.51 × 7.40 × 5.31 mm
L/W Ratio1.01
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
7.51 mm7.40 mm2.51 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792676477
Side View
Table 68.0%Crown 43.7°Girdle: MediumPavilion 37.7°Culet: NoneDepth 71.8%

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: $16,927 NZD|Low: $4,219 NZD|High: $20,426 NZD|Avg: $11,689 NZD|-1.5%
Brilliant Earth
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 31, 2026
Retailer 8$4,219 NZD
Retailer 5$4,633 NZD
Retailer 12$5,051 NZD
Retailer 10$5,508 NZD
Retailer 7$5,674 NZD
Retailer 2$5,868 NZD
Retailer 6$8,180 NZD
Retailer 14$9,028 NZD
Retailer 13$10,356 NZD
Retailer 3$10,814 NZD
Retailer 15$11,524 NZD
Retailer 4$13,406 NZD
Retailer 11$14,052 NZD
Retailer 9$14,684 NZD
Brilliant Earth$16,927 NZD

43 data points across 15 retailers

17 retailers$4,219 NZD to $16,927 NZD

A
Cheapest Retailer
-
$4,219 NZD
$2,378 USD
A
Retailer 2
-
$4,633 NZD
HK$20,400 HKD
View
A
Retailer 3
-
$5,051 NZD
$2,847 USD
View
A
Retailer 4
-
$5,508 NZD
£2,444 GBP
View
Retailer 5
-
$5,674 NZD
$3,198 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$5,868 NZD
$3,307 USD
View
Retailer 7
-
$7,909 NZD
$4,458 USD
View
Price last confirmed 110 days ago
B+
Retailer 8
-
$8,180 NZD
$4,610 USD
View
B+
Retailer 9
-
$9,028 NZD
€4,846 EUR
View
B+
Retailer 10
-
$10,353 NZD
$5,835 USD
View
B+
Retailer 11
-
$10,356 NZD
ZAR 94,293 ZAR
View
B+
Retailer 12
-
$10,814 NZD
$6,095 USD
View
B+
Retailer 13
-
$11,524 NZD
£5,114 GBP
View
B
Retailer 14
-
$13,406 NZD
SGD 10,210 SGD
View
B
Retailer 15
-
$14,052 NZD
$7,920 USD
View
B
Retailer 16
-
$14,684 NZD
$8,276 USD
View
Most Expensive
B
Brilliant Earth
19356918A · Oct 29
$16,927 NZD
$9,540 USD
View
16 more retailers have this diamond
Prices start from $4,219 NZDSave up to $12,708 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
2.51ct Princess
$4,219 NZD