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Round|Natural|GIA

1.31ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 2135699855

Certificate GIA 2135699855

Diamond specifications and retailer prices

From HK$35,539 HKD
As of November 6, 2026
Save HK$2,228 HKD (6%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$50,133 HKD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2135699855. Listed at 5 retailers as of November 4, 2026, with a relatively tight 6% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.31
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2135699855
Dimensions7.17 × 7.10 × 4.24 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.17 mm7.10 mm1.31 ctL / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2135699855
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 59.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$36,323 HKD|Low: HK$35,076 HKD|High: HK$50,619 HKD|Avg: HK$42,135 HKD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 5, 2026
Retailer 2HK$35,539 HKD
Retailer 1HK$36,323 HKD
Retailer 3HK$46,632 HKD
YorxsHK$50,133 HKD

24 data points across 4 retailers

5 retailersHK$35,539 HKD to HK$37,767 HKD

B
Cheapest Retailer
-
HK$35,539 HKD
B
Retailer 2
-
HK$36,323 HKD
View
B
Retailer 3
-
HK$37,767 HKD
View
Retailer 4
-
HK$46,632 HKD
View
Price under review
Most Expensive
Yorxs
230050712 · Nov 5
HK$50,133 HKD
€6,086 EUR
View
Price under review
4 more retailers have this diamond
Prices start from HK$35,539 HKDSave up to HK$2,228 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
1.31ct Round
HK$35,539 HKD