CaratHunter
Plans
Round|Natural|GIA

1.51ct K VVS1 Round Natural Diamond

EX • K/VVS1 • GIA 6551969832

Certificate GIA 6551969832

Diamond specifications and retailer prices

From $3,569 USD
As of November 6, 2026
Save $1,307 USD (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,876 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 6551969832. Listed at 7 retailers as of November 5, 2026, with prices from $3,569 to $4,876, a $1,307 spread on the same certified stone. Blue Nile lists it at $4,876. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6551969832
Dimensions7.24 × 7.30 × 4.61 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather
Top View
7.24 mm7.30 mm1.51 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551969832
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.4%

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 6
Current: $4,876 USD|Low: $3,545 USD|High: $4,997 USD|Avg: $4,222 USD|-2.4%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$3,569 USD
Retailer 4$3,940 USD
Retailer 7$4,114 USD
Retailer 5$4,228 USD
Retailer 3$4,293 USD
Retailer 6$4,386 USD
Blue Nile$4,876 USD

46 data points across 7 retailers

7 retailers$3,569 USD to $4,876 USD

A
Cheapest Retailer
-
$3,569 USD
A
Retailer 2
-
$3,940 USD
View
A
Retailer 3
-
$4,114 USD
View
A
Retailer 4
-
$4,228 USD
View
Final sale: no returns
A
Retailer 5
-
$4,293 USD
View
A
Retailer 6
-
$4,386 USD
View
Most Expensive
A
Blue Nile
30128288 · Nov 5
$4,876 USD
View
6 more retailers have this diamond
Prices start from $3,569 USDSave up to $1,307 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.

A
1.51ct Round
$3,569 USD