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Round|Natural|GIA

1.51ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6562648114

Certificate GIA 6562648114

Diamond specifications and retailer prices

From $7,576 SGD
HK$46,300 HKD
As of November 1, 2026
Save $9,674 SGD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $17,251 SGD at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562648114. Listed at 23 retailers as of October 30, 2026, with prices from $7,576 to $17,251, a $9,674 spread on the same certified stone. NZ Jewellers lists it at $17,251. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562648114
Dimensions7.38 × 7.42 × 4.47 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Needle
Top View
7.38 mm7.42 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562648114
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $17,251 SGD|Low: $7,462 SGD|High: $17,460 SGD|Avg: $10,798 SGD|-1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 2, 2026
Retailer 11$7,525 SGD
Retailer 20$7,576 SGD
Retailer 17$7,766 SGD
Retailer 5$8,104 SGD
Retailer 7$8,149 SGD
Retailer 8$8,624 SGD
Retailer 22$8,625 SGD
Retailer 21$8,642 SGD
Retailer 6$9,344 SGD
Retailer 4$9,488 SGD
Retailer 2$9,663 SGD
Retailer 14$10,006 SGD
Retailer 12$10,531 SGD
Retailer 15$10,746 SGD
Retailer 9$10,782 SGD
Retailer 13$11,220 SGD
Retailer 23$11,362 SGD
Retailer 18$11,430 SGD
Retailer 19$12,671 SGD
Retailer 10$14,331 SGD
Retailer 3$14,451 SGD
Retailer 16$15,720 SGD
NZ Jewellers$17,251 SGD

18 data points across 23 retailers

23 retailers$7,576 SGD to $17,251 SGD

Retailer 1
-
$7,525 SGD
₹560,621 INR
Price last confirmed 7 days ago
A
Retailer 2
-
$7,576 SGD
HK$46,300 HKD
View
B+
Retailer 3
-
$7,766 SGD
$6,075 USD
View
B+
Retailer 4
-
$8,104 SGD
$6,339 USD
View
B+
Retailer 5
-
$8,149 SGD
$6,374 USD
View
B+
Retailer 6
-
$8,624 SGD
$6,746 USD
View
Final sale: no returns
B+
Retailer 7
-
$8,625 SGD
$6,747 USD
View
B+
Retailer 8
-
$8,642 SGD
$6,760 USD
View
B+
Retailer 9
-
$9,344 SGD
$7,309 USD
View
B+
Retailer 10
-
$9,488 SGD
$7,422 USD
View
B+
Retailer 11
-
$9,663 SGD
£5,951 GBP
View
Retailer 12
-
$10,006 SGD
A$12,042 AUD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$10,226 SGD
$7,999 USD
View
B+
Retailer 14
-
$10,531 SGD
$8,238 USD
View
Retailer 15
-
$10,746 SGD
$8,406 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$10,782 SGD
$8,434 USD
View
B
Retailer 17
-
$11,220 SGD
€8,359 EUR
View
B
Retailer 18
-
$11,430 SGD
£7,040 GBP
View
B
Retailer 19
-
$12,671 SGD
ZAR 160,122 ZAR
View
B
Retailer 20
-
$14,331 SGD
A$17,247 AUD
View
B
Retailer 21
-
$14,451 SGD
£8,901 GBP
View
Retailer 22
-
$15,720 SGD
$12,297 USD
View
Price last confirmed 7 days ago
Most Expensive
B
NZ Jewellers
24298d9f-e214-473b-ac18-a54be360c38f · Oct 30
$17,251 SGD
$13,494 USD
View
22 more retailers have this diamond
Prices start from $7,576 SGDSave up to $9,674 SGD

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.

A
1.51ct Round
$7,576 SGD