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Round|Natural|GIA

0.40ct D I1 Round Natural Diamond

VG • D/I1 • GIA 6501709010

Certificate GIA 6501709010

Diamond specifications and retailer prices

From €219 EUR
₹23,271 INR
As of October 31, 2026
Save €959 EUR (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,178 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded D colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6501709010. Listed at 9 retailers as of October 30, 2026, with prices from €219 to €1,178, a €959 spread on the same certified stone. NZ Jewellers lists it at €1,178. 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
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6501709010
Dimensions4.66 × 4.70 × 2.96 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.66 mm4.70 mm0.40 ctD / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6501709010
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

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 31
Current: €1,178 EUR|Low: €218 EUR|High: €1,178 EUR|Avg: €441 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2€219 EUR
Retailer 10€264 EUR
Retailer 7€307 EUR
Retailer 9€331 EUR
Retailer 5€331 EUR
Retailer 4€343 EUR
Retailer 8€414 EUR
Retailer 6€439 EUR
Retailer 3€570 EUR
NZ Jewellers€1,178 EUR

40 data points across 10 retailers

9 retailers€219 EUR to €1,178 EUR

A
Cheapest Retailer
-
€219 EUR
₹23,271 INR
A
Retailer 2
-
€264 EUR
HK$2,300 HKD
View
A
Retailer 3
-
€307 EUR
$343 USD
View
B+
Retailer 4
-
€331 EUR
$370 USD
View
B+
Retailer 5
-
€343 EUR
$383 USD
View
B+
Retailer 6
-
€414 EUR
$462 USD
View
B+
Retailer 7
-
€439 EUR
$490 USD
View
B
Retailer 8
-
€570 EUR
View
Most Expensive
B
NZ Jewellers
cd7b4b49-3cf2-4528-9478-7f68f085cae4 · Oct 30
€1,178 EUR
$1,316 USD
View
8 more retailers have this diamond
Prices start from €219 EURSave up to €959 EUR

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 Round
€219 EUR