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Oval|Natural|GIA

1.31ct M SI1 Oval Natural Diamond

M/SI1 • GIA 6541760428

Certificate GIA 6541760428

Diamond specifications and retailer prices

From HK$16,176 HKD
As of November 6, 2026
Save HK$18,222 HKD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$34,398 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.31ct natural oval diamond

This 1.31ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 6541760428. Listed at 10 retailers as of November 5, 2026, with prices from HK$16,176 to HK$34,398, a HK$18,222 spread on the same certified stone. NZ Jewellers lists it at HK$34,398. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.31
Carat
M
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541760428
Dimensions6.06 × 8.46 × 3.88 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.06 mm8.46 mm1.31 ctM / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541760428
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 64.0%

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 6
Current: HK$34,398 HKD|Low: HK$16,161 HKD|High: HK$34,398 HKD|Avg: HK$19,932 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2HK$16,176 HKD
Retailer 5HK$16,451 HKD
Retailer 7HK$16,451 HKD
Retailer 9HK$16,654 HKD
Retailer 8HK$17,211 HKD
Retailer 6HK$18,982 HKD
Retailer 4HK$20,079 HKD
Retailer 3HK$22,344 HKD
NZ JewellersHK$34,398 HKD

40 data points across 9 retailers

10 retailersHK$16,176 HKD to HK$34,398 HKD

B+
Cheapest Retailer
-
HK$16,176 HKD
Retailer 2
-
HK$16,451 HKD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
HK$16,451 HKD
View
B+
Retailer 4
-
HK$16,654 HKD
View
B
Retailer 5
-
HK$17,211 HKD
View
B
Retailer 6
-
HK$18,982 HKD
View
B
Retailer 7
-
HK$20,079 HKD
View
B
Retailer 8
-
HK$22,344 HKD
View
Retailer 9
-
HK$33,505 HKD
View
Price last confirmed 68 days ago
Most Expensive
C
NZ Jewellers
9cff7454-4ad8-4c96-9e26-9503169987d5 · Nov 5
HK$34,398 HKD
$4,389 USD
View
9 more retailers have this diamond
Prices start from HK$16,176 HKDSave up to HK$18,222 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 Oval
HK$16,176 HKD