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Heart|Natural|GIA

1.51ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 2367408735

Certificate GIA 2367408735

Diamond specifications and retailer prices

From $7,609 SGD
HK$46,500 HKD
As of November 1, 2026
Save $9,404 SGD (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $17,013 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2367408735. Listed at 22 retailers as of October 30, 2026, with prices from $7,609 to $17,013, a $9,404 spread on the same certified stone. NZ Jewellers lists it at $17,013. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2367408735
Dimensions6.74 × 8.00 × 4.75 mm
L/W Ratio1.19
Top View
6.74 mm8.00 mm1.51 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2367408735
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.4%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $17,013 SGD|Low: $7,544 SGD|High: $17,437 SGD|Avg: $11,145 SGD|-2.4%
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
November 2, 2026
Retailer 15$7,609 SGD
Retailer 19$7,814 SGD
Retailer 4$7,880 SGD
Retailer 3$8,452 SGD
Retailer 11$8,496 SGD
Retailer 6$8,506 SGD
Retailer 7$8,527 SGD
Retailer 16$8,530 SGD
Retailer 5$8,577 SGD
Retailer 9$9,215 SGD
Retailer 8$9,357 SGD
Retailer 2$9,592 SGD
Retailer 12$9,992 SGD
Retailer 10$10,189 SGD
Retailer 18$10,189 SGD
Retailer 20$10,534 SGD
Retailer 17$10,632 SGD
Retailer 14$12,496 SGD
Retailer 13$14,175 SGD
NZ Jewellers$17,013 SGD

41 data points across 20 retailers

22 retailers$7,609 SGD to $17,013 SGD

A
Cheapest Retailer
-
$7,609 SGD
HK$46,500 HKD
A
Retailer 2
-
$7,814 SGD
$6,112 USD
View
A
Retailer 3
-
$7,880 SGD
$6,164 USD
View
B+
Retailer 4
-
$8,452 SGD
CA$9,183 CAD
View
B+
Retailer 5
-
$8,496 SGD
$6,646 USD
View
Final sale: no returns
B+
Retailer 6
-
$8,506 SGD
$6,654 USD
View
B+
Retailer 7
-
$8,527 SGD
$6,670 USD
View
B+
Retailer 8
-
$8,530 SGD
$6,673 USD
View
B+
Retailer 9
-
$8,577 SGD
$6,709 USD
View
B+
Retailer 10
-
$9,215 SGD
$7,208 USD
View
B+
Retailer 11
-
$9,357 SGD
$7,319 USD
View
B+
Retailer 12
-
$9,592 SGD
£5,908 GBP
View
Retailer 13
-
$9,992 SGD
A$12,025 AUD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$10,189 SGD
$7,970 USD
View
B+
Retailer 15
-
$10,189 SGD
$7,970 USD
View
B+
Retailer 16
-
$10,519 SGD
$8,229 USD
View
B+
Retailer 17
-
$10,534 SGD
$8,240 USD
View
B+
Retailer 18
-
$10,632 SGD
$8,317 USD
View
Retailer 19
-
$11,484 SGD
$8,983 USD
View
Price last confirmed 10 days ago
B+
Retailer 20
-
$12,496 SGD
ZAR 157,914 ZAR
View
B
Retailer 21
-
$14,175 SGD
£8,731 GBP
View
Most Expensive
B
NZ Jewellers
e6352072-abf6-4d1e-8db0-feff62e9198d · Oct 30
$17,013 SGD
$13,308 USD
View
21 more retailers have this diamond
Prices start from $7,609 SGDSave up to $9,404 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 Heart
$7,609 SGD