Radiant|Natural|GIA

1.55ct K VVS1 Radiant Natural Diamond

ID • K/VVS1 • GIA 18

Certificate GIA 18

Diamond specifications and retailer prices

From $5,991 USD
As of November 6, 2026
Save $1,561 USD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $7,552 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.55ct natural radiant diamond

This 1.55ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from $5,991 to $7,552, a $1,561 spread on the same certified stone. Blue Nile lists it at $7,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
K
Color
VVS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 18
Dimensions8.02 × 6.02 × 3.80 mm
L/W Ratio1.33
Top View
8.02 mm6.02 mm1.55 ctK / VVS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 18
Side View
Table 66.0%CrownGirdle: VTK-VTKPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $7,552 USD|Low: $5,991 USD|High: $7,552 USD|Avg: $6,491 USD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 2$5,991 USD
Retailer 3$6,461 USD
Blue Nile$7,552 USD

2 data points across 3 retailers

3 retailers$5,991 USD to $7,552 USD

A
Cheapest Retailer
-
$5,991 USD
B+
Retailer 2
-
$6,461 USD
View
Most Expensive
B
Blue Nile
20109064 · Nov 5
$7,552 USD
View
2 more retailers have this diamond
Prices start from $5,991 USDSave up to $1,561 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
1.55ct Radiant
$5,991 USD