Round|Natural|GIA

5.03ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 5161158203

Certificate GIA 5161158203

Diamond specifications and retailer prices

From $75,837 USD
£59,714 GBP
As of November 1, 2026
Save $42,096 USD (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $117,933 USD at MOH London · As of November 1, 2026
View at MOH London

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 5161158203. Listed at 8 retailers as of November 1, 2026, with prices from $75,837 to $117,933, a $42,096 spread on the same certified stone. MOH London lists it at $117,933. 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

5.03
Carat
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle31°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5161158203
Dimensions11.21 × 11.15 × 6.65 mm
L/W Ratio1.01
Top View
11.21 mm11.15 mm5.03 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5161158203
Side View
Table 58.0%Crown 31°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 59.5%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $117,933 USD|Low: $65,250 USD|High: $126,926 USD|Avg: $85,582 USD|-6.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$65,250 USD
Retailer 3$75,837 USD
Retailer 8$75,868 USD
Retailer 5$78,610 USD
Retailer 7$78,610 USD
Retailer 6$81,230 USD
Retailer 2$91,219 USD
MOH London$117,933 USD

41 data points across 8 retailers

8 retailers$75,837 USD to $117,933 USD

Retailer 1
-
$65,250 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$75,837 USD
£59,714 GBP
View
B+
Retailer 3
-
$75,868 USD
View
B+
Retailer 4
-
$78,610 USD
View
B+
Retailer 5
-
$78,610 USD
View
B+
Retailer 6
-
$81,230 USD
View
B
Retailer 7
-
$91,219 USD
€86,875 EUR
View
Most Expensive
B
MOH London
3E5658E89 · Nov 1
$117,933 USD
£92,861 GBP
View
7 more retailers have this diamond
Prices start from $75,837 USDSave up to $42,096 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+
5.03ct Round
$75,837 USD