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Round|Natural|GIA

1.31ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2191483494

Certificate GIA 2191483494

Diamond specifications and retailer prices

From HK$24,603 HKD
As of November 4, 2026
Save HK$14,160 HKD (37%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$38,763 HKD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

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 M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2191483494. Listed at 6 retailers as of November 4, 2026, with prices from HK$24,603 to HK$38,763, a HK$14,160 spread on the same certified stone. Cape Diamonds lists it at HK$38,763. 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
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2191483494
Dimensions7.01 × 6.95 × 4.35 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.01 mm6.95 mm1.31 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2191483494
Side View
Table 56.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 62.4%

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 4
Current: HK$38,763 HKD|Low: HK$24,257 HKD|High: HK$39,035 HKD|Avg: HK$32,572 HKD|+2.6%
Cape Diamonds
Retailer 2
Retailer 3
November 5, 2026
Retailer 3HK$24,603 HKD
Retailer 2HK$34,809 HKD
Cape DiamondsHK$38,763 HKD

26 data points across 3 retailers

6 retailersHK$24,603 HKD to HK$38,763 HKD

B
Cheapest Retailer
-
HK$24,603 HKD
B
Retailer 2
-
HK$25,544 HKD
View
B
Retailer 3
-
HK$27,615 HKD
View
B
Retailer 4
-
HK$31,295 HKD
View
B
Retailer 5
-
HK$34,809 HKD
View
Most Expensive
B
Cape Diamonds
cert_2191483494 · Nov 5
HK$38,763 HKD
ZAR 79,822 ZAR
View
5 more retailers have this diamond
Prices start from HK$24,603 HKDSave up to HK$14,160 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$24,603 HKD