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Round|Natural|GIA

1.80ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 6552633456

Certificate GIA 6552633456

Diamond specifications and retailer prices

From $6,034 AUD
As of November 4, 2026
Save $2,333 AUD (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $8,367 AUD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.8ct natural round diamond

This 1.8ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552633456. Listed at 4 retailers as of November 4, 2026, with prices from $6,034 to $8,367, a $2,333 spread on the same certified stone. Yorxs lists it at $8,367. 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

1.80
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552633456
Dimensions7.70 × 7.76 × 4.81 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural, Natural
Top View
7.70 mm7.76 mm1.80 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552633456
Side View
Table 61.0%Crown 34.5°GirdlePavilion 41.6°Culet: NoneDepth 62.2%

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 4
Current: $7,315 AUD|Low: $6,034 AUD|High: $8,899 AUD|Avg: $7,293 AUD|-2.4%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 5, 2026
Retailer 3$6,034 AUD
Retailer 2$6,721 AUD
Retailer 1$7,315 AUD
Yorxs$8,367 AUD

40 data points across 4 retailers

4 retailers$6,034 AUD to $8,367 AUD

B+
Cheapest Retailer
-
$6,034 AUD
B
Retailer 2
-
$6,721 AUD
View
B
Retailer 3
-
$7,315 AUD
View
Most Expensive
B
Yorxs
DA5B4A92A · Nov 5
$8,367 AUD
€5,578 EUR
View
3 more retailers have this diamond
Prices start from $6,034 AUDSave up to $2,333 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+
1.80ct Round
$6,034 AUD