Princess|Natural|GIA

0.51ct D SI1 Princess Natural Diamond

GD • D/SI1 • GIA 5553709279

Certificate GIA 5553709279

Diamond specifications and retailer prices

From $527 USD
As of November 4, 2026
Save $112 USD (18%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $639 USD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.51ct natural princess diamond

This 0.51ct natural princess sits in the half to three-quarter 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 5553709279. Listed at 4 retailers as of November 4, 2026, with prices from $527 to $639, a $112 spread on the same certified stone. 77 Diamonds lists it at $639. 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

0.51
Carat
D
Color
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553709279
Dimensions4.38 × 4.30 × 3.12 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.38 mm4.30 mm0.51 ctD / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5553709279
Side View
Table 70.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 72.5%

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 4
Current: $639 USD|Low: $462 USD|High: $665 USD|Avg: $572 USD|-2.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$527 USD
Retailer 2$535 USD
Retailer 4$577 USD
77 Diamonds$639 USD

42 data points across 4 retailers

4 retailers$527 USD to $639 USD

A
Cheapest Retailer
-
$527 USD
Final sale: no returns
A
Retailer 2
-
$535 USD
View
B+
Retailer 3
-
$577 USD
View
Most Expensive
B+
77 Diamonds
PRICPW7A5TPST · Nov 6
$639 USD
£503 GBP
View
3 more retailers have this diamond
Prices start from $527 USDSave up to $112 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
0.51ct Princess
$527 USD