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Round|Natural|GIA

5.20ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1553082016

Certificate GIA 1553082016

Diamond specifications and retailer prices

From $88,723 AUD
HK$486,900 HKD
As of October 29, 2026
Save $34,418 AUD (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $123,141 AUD at Yorxs · As of October 30, 2026
View at Yorxs

About this 5.2ct natural round diamond

This 5.2ct 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 1553082016. Listed at 4 retailers as of October 29, 2026, with prices from $88,723 to $123,141, a $34,418 spread on the same certified stone. Yorxs lists it at $123,141. 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

5.20
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1553082016
Dimensions11.03 × 10.97 × 6.95 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Knot, Natural
Top View
11.03 mm10.97 mm5.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1553082016
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $92,536 AUD|Low: $88,723 AUD|High: $136,596 AUD|Avg: $104,445 AUD|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
October 30, 2026
Retailer 3$88,723 AUD
Retailer 1$92,536 AUD
Retailer 2$95,534 AUD
Retailer 5$100,482 AUD
Retailer 4$110,194 AUD
Yorxs$123,141 AUD

31 data points across 6 retailers

4 retailers$88,723 AUD to $123,141 AUD

A
Cheapest Retailer
-
$88,723 AUD
HK$486,900 HKD
A
Retailer 2
-
$92,536 AUD
€61,906 EUR
View
A
Retailer 3
-
$95,534 AUD
$67,107 USD
View
Most Expensive
B+
Yorxs
AK-661 · Oct 30
$123,141 AUD
€82,381 EUR
View
3 more retailers have this diamond
Prices start from $88,723 AUDSave up to $34,418 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.

A
5.20ct Round
$88,723 AUD