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Round|Natural|GIA

1.80ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 1359901487

Certificate GIA 1359901487

Diamond specifications and retailer prices

From $7,177 AUD
As of November 4, 2026
Save $2,769 AUD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,946 AUD at Yorxs · As of November 6, 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 1359901487. Listed at 6 retailers as of November 4, 2026, with prices from $7,177 to $9,946, a $2,769 spread on the same certified stone. Yorxs lists it at $9,946. 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 angle33.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1359901487
Dimensions7.79 × 7.84 × 4.80 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.79 mm7.84 mm1.80 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1359901487
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.4%

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: Nov 4
Current: $9,927 AUD|Low: $7,100 AUD|High: $10,089 AUD|Avg: $8,990 AUD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 3$7,177 AUD
Retailer 2$8,928 AUD
Retailer 1$9,927 AUD
Yorxs$9,946 AUD

40 data points across 4 retailers

6 retailers$7,177 AUD to $9,946 AUD

B
Cheapest Retailer
-
$7,177 AUD
B
Retailer 2
-
$7,747 AUD
View
B
Retailer 3
-
$8,928 AUD
View
B
Retailer 4
-
$8,928 AUD
View
B
Retailer 5
-
$9,927 AUD
View
Most Expensive
B
Yorxs
M7389 · Nov 6
$9,946 AUD
€6,631 EUR
View
5 more retailers have this diamond
Prices start from $7,177 AUDSave up to $2,769 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
$7,177 AUD