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Round|Natural|GIA

1.80ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 2556637632

Certificate GIA 2556637632

Diamond specifications and retailer prices

From $4,855 CAD
As of November 4, 2026
Save $4,757 CAD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,611 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 2556637632. Listed at 11 retailers as of November 4, 2026, with prices from $4,855 to $9,611, a $4,757 spread on the same certified stone. NZ Jewellers lists it at $9,611. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556637632
Dimensions7.70 × 7.76 × 4.81 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
7.70 mm7.76 mm1.80 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556637632
Side View
Table 59.0%Crown 36°GirdlePavilion 40.8°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: $9,611 CAD|Low: $4,855 CAD|High: $10,022 CAD|Avg: $6,241 CAD|-4.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$4,855 CAD
Retailer 11$5,440 CAD
Retailer 7$5,517 CAD
Retailer 8$5,517 CAD
Retailer 9$5,517 CAD
Retailer 4$5,519 CAD
Retailer 6$5,722 CAD
Retailer 5$6,202 CAD
Retailer 3$6,366 CAD
Retailer 2$6,917 CAD
NZ Jewellers$9,611 CAD

28 data points across 11 retailers

11 retailers$4,855 CAD to $9,611 CAD

B+
Cheapest Retailer
-
$4,855 CAD
B+
Retailer 2
-
$5,440 CAD
View
B+
Retailer 3
-
$5,517 CAD
View
Retailer 4
-
$5,517 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$5,517 CAD
View
B+
Retailer 6
-
$5,519 CAD
View
B+
Retailer 7
-
$5,722 CAD
View
B
Retailer 8
-
$6,202 CAD
View
B
Retailer 9
-
$6,366 CAD
View
B
Retailer 10
-
$6,917 CAD
View
Most Expensive
B
NZ Jewellers
3efc67b2-70d0-41e6-acb4-38293f932ad5 · Nov 5
$9,611 CAD
$6,882 USD
View
10 more retailers have this diamond
Prices start from $4,855 CADSave up to $4,757 CAD

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
$4,855 CAD