Radiant|Natural|GIA

1.33ct K VS1 Radiant Natural Diamond

ID • K/VS1 • GIA 7

Certificate GIA 7

Diamond specifications and retailer prices

From $3,990 USD
As of November 6, 2026
Save $1,037 USD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,027 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.33ct natural radiant diamond

This 1.33ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and VS1 clarity (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 $3,990 to $5,027, a $1,037 spread on the same certified stone. Blue Nile lists it at $5,027. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
K
Color
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7
Dimensions6.83 × 5.58 × 3.89 mm
L/W Ratio1.22
Top View
6.83 mm5.58 mm1.33 ctK / VS1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7
Side View
Table 65.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $5,027 USD|Low: $3,990 USD|High: $8,802 USD|Avg: $5,415 USD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 26, 2026
Retailer 2$3,990 USD
Retailer 6$4,207 USD
Retailer 4$4,768 USD
Blue Nile$5,027 USD
Retailer 5$5,501 USD
Retailer 3$8,802 USD

2 data points across 6 retailers

3 retailers$3,990 USD to $5,027 USD

B+
Cheapest Retailer
-
$3,990 USD
B+
Retailer 2
-
$4,207 USD
View
Most Expensive
B
Blue Nile
5631299 · Nov 5
$5,027 USD
View
2 more retailers have this diamond
Prices start from $3,990 USDSave up to $1,037 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+
1.33ct Radiant
$3,990 USD