CaratHunter
Plans
Princess|Natural|GIA

0.40ct F SI1 Princess Natural Diamond

GD • F/SI1 • GIA 1565398679

Certificate GIA 1565398679

Diamond specifications and retailer prices

From $464 AUD
$325 USD
As of November 1, 2026
Save $174 AUD (27%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $638 AUD at 77 Diamonds · As of November 3, 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 F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 1565398679. Listed at 4 retailers as of November 1, 2026, with prices from $464 to $638, a $174 spread on the same certified stone. 77 Diamonds lists it at $638. 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
F
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565398679
Dimensions4.17 × 3.98 × 2.96 mm
L/W Ratio1.05
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.17 mm3.98 mm0.40 ctF / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 1565398679
Side View
Table 73.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 74.3%

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: Nov 1
Current: $638 AUD|Low: $464 AUD|High: $638 AUD|Avg: $522 AUD|+5.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 2$464 AUD
Retailer 4$474 AUD
Retailer 3$503 AUD
77 Diamonds$638 AUD

33 data points across 4 retailers

4 retailers$464 AUD to $638 AUD

A
Cheapest Retailer
-
$464 AUD
$325 USD
B+
Retailer 2
-
$474 AUD
$332 USD
View
Final sale: no returns
B+
Retailer 3
-
$503 AUD
SGD 476 SGD
View
Most Expensive
B
77 Diamonds
PRICPWB7NAJK4 · Nov 3
$638 AUD
£352 GBP
View
3 more retailers have this diamond
Prices start from $464 AUDSave up to $174 AUD

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
$464 AUD