Round|Natural|GIA

1.03ct E I1 Round Natural Diamond

VG • E/I1 • GIA 2151180788

Certificate GIA 2151180788

Diamond specifications and retailer prices

From $4,041 USD
As of October 30, 2026
Save $1,693 USD (30%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,734 USD at Yorxs · As of October 29, 2026
View at Yorxs

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 2151180788. Listed at 7 retailers as of October 29, 2026, with prices from $4,041 to $5,734, a $1,693 spread on the same certified stone. Yorxs lists it at $5,734. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
E
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2151180788
Dimensions6.44 × 6.40 × 4.03 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.44 mm6.40 mm1.03 ctE / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2151180788
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,175 USD|Low: $3,988 USD|High: $5,734 USD|Avg: $5,090 USD|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
October 29, 2026
Retailer 2$4,041 USD
Retailer 1$4,175 USD
Retailer 3$5,282 USD
Retailer 4$5,440 USD
Retailer 6$5,440 USD
Retailer 5$5,620 USD
Yorxs$5,734 USD

25 data points across 7 retailers

7 retailers$4,041 USD to $5,734 USD

B
Cheapest Retailer
-
$4,041 USD
Retailer 2
-
$4,175 USD
View
Price last confirmed 9 days ago
C
Retailer 3
-
$5,282 USD
View
C
Retailer 4
-
$5,440 USD
View
C
Retailer 5
-
$5,440 USD
View
C
Retailer 6
-
$5,620 USD
View
Most Expensive
C
Yorxs
230050569 · Oct 29
$5,734 USD
€5,461 EUR
View
6 more retailers have this diamond
Prices start from $4,041 USDSave up to $1,693 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
1.03ct Round
$4,041 USD