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0.75ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6511557506

Certificate GIA 6511557506

Diamond specifications and retailer prices

From €902 EUR
₹96,006 INR
As of November 1, 2026
Save €2,093 EUR (70%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,995 EUR at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 0.75ct natural round diamond

This 0.75ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6511557506. Listed at 18 retailers as of November 1, 2026, with prices from €902 to €2,995, a €2,093 spread on the same certified stone. Diamond Quarter lists it at €2,995. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.75
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6511557506
Dimensions5.84 × 5.80 × 3.62 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.84 mm5.80 mm0.75 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6511557506
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.2%

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: €1,367 EUR|Low: €865 EUR|High: €2,249 EUR|Avg: €1,405 EUR|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3€902 EUR
Retailer 7€1,119 EUR
Retailer 9€1,123 EUR
Retailer 6€1,128 EUR
Retailer 1€1,367 EUR
Retailer 2€1,568 EUR
Retailer 8€1,583 EUR
Retailer 5€1,812 EUR
Retailer 4€2,222 EUR

38 data points across 9 retailers

18 retailers€902 EUR to €2,995 EUR

A
Cheapest Retailer
-
€902 EUR
₹96,006 INR
A
Retailer 2
-
€1,119 EUR
$1,250 USD
View
Final sale: no returns
A
Retailer 3
-
€1,123 EUR
$1,255 USD
View
A
Retailer 4
-
€1,128 EUR
$1,260 USD
View
A
Retailer 5
-
€1,213 EUR
$1,355 USD
View
A
Retailer 6
-
€1,213 EUR
$1,355 USD
View
A
Retailer 7
-
€1,229 EUR
$1,373 USD
View
A
Retailer 8
-
€1,269 EUR
$1,418 USD
View
A
Retailer 9
-
€1,311 EUR
$1,465 USD
View
A
Retailer 10
-
€1,367 EUR
£1,203 GBP
View
A
Retailer 11
-
€1,400 EUR
$1,564 USD
View
B+
Retailer 12
-
€1,515 EUR
$1,692 USD
View
B+
Retailer 13
-
€1,568 EUR
View
Retailer 14
-
€1,583 EUR
A$2,721 AUD
View
Price last confirmed 27 days ago
B+
Retailer 15
-
€1,812 EUR
ZAR 32,698 ZAR
View
B+
Retailer 16
-
€2,222 EUR
£1,955 GBP
View
B
Retailer 17
-
€2,959 EUR
$3,306 USD
View
Most Expensive
B
Diamond Quarter
0.75SI1D65064FBDN · Nov 2
€2,995 EUR
£2,635 GBP
View
17 more retailers have this diamond
Prices start from €902 EURSave up to €2,093 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
0.75ct Round
€902 EUR