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Princess|Lab Grown|GIA

2.78ct D IF Princess Lab Grown Diamond

EX • D/IF

Diamond specifications and retailer prices

From $4,170 SGD
$3,262 USD
As of October 30, 2026
Save $12,438 SGD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $16,608 SGD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 2.78ct lab-grown princess diamond

This 2.78ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 4 retailers as of October 30, 2026, with prices from $4,170 to $16,608, a $12,438 spread on the same certified stone. Blue Nile lists it at $16,608. 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

2.78
Carat
D
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions7.70 × 7.67 × 5.52 mm
L/W Ratio1.00
Top View
7.70 mm7.67 mm2.78 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 72.0%

Caratlytics Score

How it works →
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 30
Current: $16,608 SGD|Low: $4,078 SGD|High: $16,608 SGD|Avg: $7,027 SGD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4$4,170 SGD
Retailer 2$4,537 SGD
Retailer 5$4,837 SGD
Retailer 3$5,894 SGD
Retailer 6$6,797 SGD
Blue Nile$16,608 SGD

33 data points across 6 retailers

4 retailers$4,170 SGD to $16,608 SGD

A
Cheapest Retailer
-
$4,170 SGD
$3,262 USD
A
Retailer 2
-
$4,537 SGD
$3,549 USD
View
B+
Retailer 3
-
$5,894 SGD
£3,631 GBP
View
Most Expensive
B
Blue Nile
23236307 · Oct 31
$16,608 SGD
$12,991 USD
View
3 more retailers have this diamond
Prices start from $4,170 SGDSave up to $12,438 SGD

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
2.78ct Princess
$4,170 SGD