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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 $4,440 SGD
As of November 4, 2026
Save $4,350 SGD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,790 SGD 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 $4,440 to $8,790, a $4,350 spread on the same certified stone. NZ Jewellers lists it at $8,790. 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
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: $8,790 SGD|Low: $4,440 SGD|High: $9,166 SGD|Avg: $5,708 SGD|-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$4,440 SGD
Retailer 11$4,975 SGD
Retailer 7$5,045 SGD
Retailer 8$5,045 SGD
Retailer 9$5,045 SGD
Retailer 4$5,048 SGD
Retailer 6$5,233 SGD
Retailer 5$5,672 SGD
Retailer 3$5,822 SGD
Retailer 2$6,326 SGD
NZ Jewellers$8,790 SGD

28 data points across 11 retailers

11 retailers$4,440 SGD to $8,790 SGD

B+
Cheapest Retailer
-
$4,440 SGD
B+
Retailer 2
-
$4,975 SGD
View
B+
Retailer 3
-
$5,045 SGD
View
Retailer 4
-
$5,045 SGD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$5,045 SGD
View
B+
Retailer 6
-
$5,048 SGD
View
B+
Retailer 7
-
$5,233 SGD
View
B
Retailer 8
-
$5,672 SGD
View
B
Retailer 9
-
$5,822 SGD
View
B
Retailer 10
-
$6,326 SGD
View
Most Expensive
B
NZ Jewellers
3efc67b2-70d0-41e6-acb4-38293f932ad5 · Nov 5
$8,790 SGD
$6,882 USD
View
10 more retailers have this diamond
Prices start from $4,440 SGDSave up to $4,350 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
$4,440 SGD