Round|Natural|GIA

0.45ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 6421987879

Certificate GIA 6421987879

Diamond specifications and retailer prices

From €684 EUR
$764 USD
As of October 31, 2026
Save €606 EUR (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,678 EUR at Flawless Fine Jewelry · As of October 8, 2026
View at Flawless Fine Jewelry

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6421987879. Listed at 21 retailers as of October 30, 2026, with a 89% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.45
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6421987879
Dimensions4.90 × 4.85 × 3.03 mm
L/W Ratio1.01
Top View
4.90 mm4.85 mm0.45 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6421987879
Side View
Table 57.0%Crown 36°Girdle: Sli. ThickPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €1,678 EUR|Low: €668 EUR|High: €1,678 EUR|Avg: €1,062 EUR|+2.5%
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 9€684 EUR
Retailer 7€728 EUR
Retailer 5€849 EUR
Retailer 4€886 EUR
Retailer 10€886 EUR
Retailer 3€904 EUR
Retailer 11€922 EUR
Retailer 15€1,040 EUR
Retailer 8€1,066 EUR
Retailer 2€1,072 EUR
Retailer 6€1,120 EUR
Retailer 14€1,258 EUR
Retailer 13€1,299 EUR
Retailer 12€1,546 EUR
Flawless Fine Jewelry€1,678 EUR

40 data points across 15 retailers

21 retailers€684 EUR to €1,290 EUR

B+
Cheapest Retailer
-
€684 EUR
$764 USD
Retailer 2
-
€693 EUR
$774 USD
View
Price last confirmed 97 days ago
B+
Retailer 3
-
€728 EUR
$813 USD
View
Retailer 4
-
€757 EUR
$846 USD
View
Price last confirmed 23 days ago
Retailer 5
-
€757 EUR
$846 USD
View
Price last confirmed 23 days ago
Retailer 6
-
€787 EUR
$879 USD
View
Price last confirmed 32 days ago
Retailer 7
-
€849 EUR
$949 USD
View
Price last confirmed 24 days ago
Retailer 8
-
€875 EUR
$977 USD
View
Price last confirmed 32 days ago
B
Retailer 9
-
€886 EUR
$990 USD
View
B
Retailer 10
-
€886 EUR
$990 USD
View
B
Retailer 11
-
€922 EUR
$1,030 USD
View
Retailer 12
-
€1,040 EUR
£915 GBP
View
Price last confirmed 23 days ago
B
Retailer 13
-
€1,066 EUR
View
B
Retailer 14
-
€1,072 EUR
£943 GBP
View
Retailer 15
-
€1,120 EUR
$1,251 USD
View
Price last confirmed 23 days ago
Retailer 16
-
€1,258 EUR
A$2,161 AUD
View
Price last confirmed 27 days ago
B
Retailer 17
-
€1,290 EUR
CA$2,002 CAD
View
Retailer 18
-
€1,299 EUR
ZAR 23,453 ZAR
View
Price last confirmed 27 days ago
Retailer 19
-
€1,546 EUR
£1,360 GBP
View
Price last confirmed 23 days ago
Most Expensive
Flawless Fine Jewelry
C6433724A · Oct 8
€1,678 EUR
£1,476 GBP
View
Price last confirmed 23 days ago
19 more retailers have this diamond
Prices start from €684 EURSave up to €606 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.

B+
0.45ct Round
€684 EUR