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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 HK$27,270 HKD
As of November 4, 2026
Save HK$26,721 HKD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$53,991 HKD 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 HK$27,270 to HK$53,991, a HK$26,721 spread on the same certified stone. NZ Jewellers lists it at HK$53,991. 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: HK$53,991 HKD|Low: HK$27,270 HKD|High: HK$56,297 HKD|Avg: HK$35,060 HKD|-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 10HK$27,270 HKD
Retailer 11HK$30,557 HKD
Retailer 7HK$30,989 HKD
Retailer 8HK$30,989 HKD
Retailer 9HK$30,989 HKD
Retailer 4HK$31,004 HKD
Retailer 6HK$32,142 HKD
Retailer 5HK$34,841 HKD
Retailer 3HK$35,758 HKD
Retailer 2HK$38,857 HKD
NZ JewellersHK$53,991 HKD

28 data points across 11 retailers

11 retailersHK$27,270 HKD to HK$53,991 HKD

B+
Cheapest Retailer
-
HK$27,270 HKD
B+
Retailer 2
-
HK$30,557 HKD
View
B+
Retailer 3
-
HK$30,989 HKD
View
Retailer 4
-
HK$30,989 HKD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
HK$30,989 HKD
View
B+
Retailer 6
-
HK$31,004 HKD
View
B+
Retailer 7
-
HK$32,142 HKD
View
B
Retailer 8
-
HK$34,841 HKD
View
B
Retailer 9
-
HK$35,758 HKD
View
B
Retailer 10
-
HK$38,857 HKD
View
Most Expensive
B
NZ Jewellers
3efc67b2-70d0-41e6-acb4-38293f932ad5 · Nov 5
HK$53,991 HKD
$6,882 USD
View
10 more retailers have this diamond
Prices start from HK$27,270 HKDSave up to HK$26,721 HKD

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
HK$27,270 HKD