Radiant|Natural|GIA

1.80ct I VS1 Radiant Natural Diamond

ID • I/VS1 • GIA 09

Certificate GIA 09

Diamond specifications and retailer prices

From $10,804 USD
As of October 31, 2026
Save $2,541 USD (19%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $13,345 USD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.8ct natural radiant diamond

This 1.8ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) 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 October 31, 2026, with prices from $10,804 to $13,345, a $2,541 spread on the same certified stone. Blue Nile lists it at $13,345. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
I
Color
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 09
Dimensions8.15 × 6.38 × 4.35 mm
L/W Ratio1.28
Top View
8.15 mm6.38 mm1.80 ctI / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 09
Side View
Table 68.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.1%

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: Oct 31
Current: $13,345 USD|Low: $10,669 USD|High: $13,656 USD|Avg: $11,988 USD|-2.3%
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$10,804 USD
Retailer 3$11,721 USD
Blue Nile$13,345 USD

6 data points across 3 retailers

3 retailers$10,804 USD to $13,345 USD

B+
Cheapest Retailer
-
$10,804 USD
B
Retailer 2
-
$11,721 USD
View
Most Expensive
B
Blue Nile
9078234 · Oct 31
$13,345 USD
View
2 more retailers have this diamond
Prices start from $10,804 USDSave up to $2,541 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+
1.80ct Radiant
$10,804 USD