Round|Natural|GIA

0.45ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 6421987879

Certificate GIA 6421987879

Diamond specifications and retailer prices

From $764 USD
As of October 31, 2026
Save $677 USD (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,875 USD 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 31, 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
Color
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: $1,875 USD|Low: $746 USD|High: $1,875 USD|Avg: $1,191 USD|+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
November 2, 2026
Retailer 9$764 USD
Retailer 7$813 USD
Retailer 5$949 USD
Retailer 4$990 USD
Retailer 10$990 USD
Retailer 3$1,010 USD
Retailer 11$1,030 USD
Retailer 15$1,162 USD
Retailer 2$1,181 USD
Retailer 8$1,198 USD
Retailer 6$1,251 USD
Retailer 14$1,405 USD
Retailer 13$1,452 USD
Retailer 12$1,727 USD
Flawless Fine Jewelry$1,875 USD

39 data points across 15 retailers

21 retailers$764 USD to $1,441 USD

B+
Cheapest Retailer
-
$764 USD
Retailer 2
-
$774 USD
View
Price last confirmed 99 days ago
B+
Retailer 3
-
$813 USD
View
Retailer 4
-
$846 USD
View
Price last confirmed 26 days ago
Retailer 5
-
$846 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$879 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$949 USD
View
Price last confirmed 26 days ago
Retailer 8
-
$977 USD
View
Price last confirmed 34 days ago
B
Retailer 9
-
$990 USD
View
B
Retailer 10
-
$990 USD
View
B
Retailer 11
-
$1,030 USD
View
Retailer 12
-
$1,162 USD
£915 GBP
View
Price last confirmed 25 days ago
B
Retailer 13
-
$1,181 USD
€1,125 EUR
View
B
Retailer 14
-
$1,198 USD
£943 GBP
View
Retailer 15
-
$1,251 USD
View
Price last confirmed 25 days ago
Retailer 16
-
$1,405 USD
A$2,161 AUD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$1,441 USD
CA$2,002 CAD
View
Retailer 18
-
$1,452 USD
ZAR 23,453 ZAR
View
Price last confirmed 29 days ago
Retailer 19
-
$1,727 USD
£1,360 GBP
View
Price last confirmed 25 days ago
Most Expensive
Flawless Fine Jewelry
C6433724A · Oct 8
$1,875 USD
£1,476 GBP
View
Price last confirmed 25 days ago
19 more retailers have this diamond
Prices start from $764 USDSave up to $677 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.

B+
0.45ct Round
$764 USD