Princess|Natural|GIA

0.40ct D SI1 Princess Natural Diamond

GD • D/SI1 • GIA 1565198503

Certificate GIA 1565198503

Diamond specifications and retailer prices

From $415 USD
As of October 25, 2026
Save $104 USD (20%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $519 USD at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 0.4ct natural princess diamond

This 0.4ct natural princess sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 1565198503. Listed at 4 retailers as of October 25, 2026, with prices from $415 to $519, a $104 spread on the same certified stone. 77 Diamonds lists it at $519. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
D
Color
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565198503
Dimensions4.04 × 4.03 × 2.91 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather
Top View
4.04 mm4.03 mm0.40 ctD / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565198503
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 72.2%

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 25
Current: $519 USD|Low: $415 USD|High: $524 USD|Avg: $462 USD|+3.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 3$415 USD
Retailer 2$419 USD
Retailer 4$451 USD
77 Diamonds$519 USD

39 data points across 4 retailers

4 retailers$415 USD to $519 USD

A
Cheapest Retailer
-
$415 USD
A
Retailer 2
-
$419 USD
View
Final sale: no returns
B+
Retailer 3
-
$451 USD
SGD 610 SGD
View
Most Expensive
B+
77 Diamonds
PRICPVCJUFWSA · Oct 31
$519 USD
£409 GBP
View
3 more retailers have this diamond
Prices start from $415 USDSave up to $104 USD

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
0.40ct Princess
$415 USD