Round|Natural|GIA

1.51ct K VVS2 Round Natural Diamond

EX • K/VVS2 • GIA 6505211840

Certificate GIA 6505211840

Diamond specifications and retailer prices

From $8,315 USD
As of November 4, 2026
Save $5,892 USD (41%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $15,202 USD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 6505211840. Listed at 14 retailers as of November 4, 2026, with a 71% 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

1.51
Carat
K
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6505211840
Dimensions7.30 × 7.26 × 4.57 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
7.30 mm7.26 mm1.51 ctK / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6505211840
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

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: Nov 4
Current: $11,158 USD|Low: $8,315 USD|High: $14,417 USD|Avg: $10,505 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9$8,315 USD
Retailer 11$8,540 USD
Retailer 2$8,557 USD
Retailer 12$9,045 USD
Retailer 3$9,121 USD
Retailer 10$9,197 USD
Retailer 5$9,812 USD
Retailer 1$11,158 USD
Retailer 7$11,404 USD
Retailer 4$12,004 USD
Retailer 6$13,307 USD
Retailer 8$14,207 USD

26 data points across 12 retailers

14 retailers$8,315 USD to $14,207 USD

B+
Cheapest Retailer
-
$8,315 USD
B+
Retailer 2
-
$8,540 USD
View
B
Retailer 3
-
$8,557 USD
View
B
Retailer 4
-
$9,045 USD
View
B
Retailer 5
-
$9,197 USD
View
B
Retailer 6
-
$9,812 USD
View
Retailer 7
-
$9,882 USD
View
Price last confirmed 49 days ago
B
Retailer 8
-
$11,158 USD
View
Retailer 9
-
$11,402 USD
View
Price last confirmed 45 days ago
B
Retailer 10
-
$11,404 USD
View
Retailer 11
-
$12,004 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$13,307 USD
View
B
Retailer 13
-
$14,207 USD
View
Most Expensive
NZ Jewellers
53cedf8c-5ea4-4aba-bd15-d9546fb7b409 · Sep 21
$15,202 USD
View
Price last confirmed 46 days ago
13 more retailers have this diamond
Prices start from $8,315 USDSave up to $5,892 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+
1.51ct Round
$8,315 USD