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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 $6,417 SGD
As of November 4, 2026
Save $2,476 SGD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,893 SGD 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 $6,417 to $8,893, a $2,476 spread on the same certified stone. Yorxs lists it at $8,893. 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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Price History

Last verified: Nov 4
Current: $8,876 SGD|Low: $6,348 SGD|High: $9,022 SGD|Avg: $8,039 SGD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 3$6,417 SGD
Retailer 2$7,983 SGD
Retailer 1$8,876 SGD
Yorxs$8,893 SGD

40 data points across 4 retailers

6 retailers$6,417 SGD to $8,893 SGD

B
Cheapest Retailer
-
$6,417 SGD
B
Retailer 2
-
$6,927 SGD
View
B
Retailer 3
-
$7,983 SGD
View
B
Retailer 4
-
$7,983 SGD
View
B
Retailer 5
-
$8,876 SGD
View
Most Expensive
B
Yorxs
M7389 · Nov 6
$8,893 SGD
€6,631 EUR
View
5 more retailers have this diamond
Prices start from $6,417 SGDSave up to $2,476 SGD

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
$6,417 SGD