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Round|Natural|GIA

1.51ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 1519562206

Certificate GIA 1519562206

Diamond specifications and retailer prices

From HK$32,707 HKD
As of November 6, 2026
Save HK$39,501 HKD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$72,207 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1519562206. Listed at 19 retailers as of November 5, 2026, with prices from HK$32,707 to HK$72,207, a HK$39,501 spread on the same certified stone. NZ Jewellers lists it at HK$72,207. 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

1.51
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1519562206
Dimensions7.31 × 7.34 × 4.50 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Top View
7.31 mm7.34 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1519562206
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.4%

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$56,988 HKD|Low: HK$32,707 HKD|High: HK$69,587 HKD|Avg: HK$49,167 HKD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5HK$32,707 HKD
Retailer 2HK$41,438 HKD
Retailer 3HK$45,745 HKD
Retailer 1HK$56,988 HKD
Retailer 4HK$68,575 HKD

44 data points across 5 retailers

19 retailersHK$32,707 HKD to HK$72,207 HKD

B+
Cheapest Retailer
-
HK$32,707 HKD
B+
Retailer 2
-
HK$33,162 HKD
View
B+
Retailer 3
-
HK$34,111 HKD
View
B+
Retailer 4
-
HK$34,527 HKD
View
B+
Retailer 5
-
HK$36,402 HKD
View
B+
Retailer 6
-
HK$38,747 HKD
View
Retailer 7
-
HK$39,116 HKD
View
Price last confirmed 8 days ago
B
Retailer 8
-
HK$39,116 HKD
View
B
Retailer 9
-
HK$39,116 HKD
View
B
Retailer 10
-
HK$39,783 HKD
View
B
Retailer 11
-
HK$41,203 HKD
View
B
Retailer 12
-
HK$41,438 HKD
View
B
Retailer 13
-
HK$45,133 HKD
View
B
Retailer 14
-
HK$45,745 HKD
View
Retailer 15
-
HK$47,636 HKD
View
Price last confirmed 14 days ago
B
Retailer 16
-
HK$56,988 HKD
View
B
Retailer 17
-
HK$62,518 HKD
View
B
Retailer 18
-
HK$68,575 HKD
View
Most Expensive
C
NZ Jewellers
67ce5f8e-58e4-4c56-af8b-5abe8657d6f5 · Nov 5
HK$72,207 HKD
$9,204 USD
View
18 more retailers have this diamond
Prices start from HK$32,707 HKDSave up to HK$39,501 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+
1.51ct Round
HK$32,707 HKD