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Round|Natural|GIA

5.08ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5221487993

Certificate GIA 5221487993

Diamond specifications and retailer prices

From $143,520 AUD
$100,815 USD
As of November 1, 2026
Save $115,260 AUD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $258,780 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 5.08ct natural round diamond

This 5.08ct natural round sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5221487993. Listed at 5 retailers as of November 1, 2026, with prices from $143,520 to $258,780, a $115,260 spread on the same certified stone. MOH London lists it at $258,780. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.08
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5221487993
Dimensions11.10 × 11.08 × 6.70 mm
L/W Ratio1.00
Top View
11.10 mm11.08 mm5.08 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5221487993
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.4%

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: $258,780 AUD|Low: $143,520 AUD|High: $261,899 AUD|Avg: $187,773 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$143,520 AUD
Retailer 5$154,399 AUD
Retailer 2$164,853 AUD
Retailer 3$200,159 AUD
MOH London$258,780 AUD

41 data points across 5 retailers

5 retailers$143,520 AUD to $258,780 AUD

B+
Cheapest Retailer
-
$143,520 AUD
$100,815 USD
Retailer 2
-
$154,399 AUD
View
Price last confirmed 29 days ago
B
Retailer 3
-
$164,853 AUD
£91,181 GBP
View
B
Retailer 4
-
$200,159 AUD
€133,905 EUR
View
Most Expensive
B
MOH London
24F357891 · Nov 1
$258,780 AUD
£143,133 GBP
View
4 more retailers have this diamond
Prices start from $143,520 AUDSave up to $115,260 AUD

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+
5.08ct Round
$143,520 AUD