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Heart|Natural|GIA

1.50ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6381571451

Certificate GIA 6381571451

Diamond specifications and retailer prices

From $6,421 SGD
As of November 6, 2026
Save $7,791 SGD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $14,212 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6381571451. Listed at 15 retailers as of November 5, 2026, with prices from $6,421 to $14,212, a $7,791 spread on the same certified stone. NZ Jewellers lists it at $14,212. 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

1.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6381571451
Dimensions6.84 × 7.86 × 4.63 mm
L/W Ratio1.15
Top View
6.84 mm7.86 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6381571451
Side View
Table 59.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 59.0%

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 6
Current: $14,212 SGD|Low: $6,345 SGD|High: $14,212 SGD|Avg: $8,963 SGD
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
November 6, 2026
Retailer 2$6,421 SGD
Retailer 10$6,557 SGD
Retailer 13$7,190 SGD
Retailer 14$7,305 SGD
Retailer 9$7,843 SGD
Retailer 5$8,397 SGD
Retailer 11$8,497 SGD
Retailer 8$8,628 SGD
Retailer 4$8,701 SGD
Retailer 6$9,074 SGD
Retailer 12$9,804 SGD
Retailer 3$10,130 SGD
Retailer 7$12,184 SGD
NZ Jewellers$14,212 SGD

35 data points across 14 retailers

15 retailers$6,421 SGD to $14,212 SGD

A
Cheapest Retailer
-
$6,421 SGD
B+
Retailer 2
-
$6,557 SGD
View
B+
Retailer 3
-
$6,985 SGD
View
B+
Retailer 4
-
$6,985 SGD
View
B+
Retailer 5
-
$7,190 SGD
View
B+
Retailer 6
-
$7,215 SGD
View
B+
Retailer 7
-
$7,411 SGD
View
Retailer 8
-
$7,843 SGD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$8,397 SGD
View
B
Retailer 10
-
$8,497 SGD
View
B
Retailer 11
-
$8,628 SGD
View
B
Retailer 12
-
$8,701 SGD
View
B
Retailer 13
-
$9,804 SGD
View
B
Retailer 14
-
$12,184 SGD
View
Most Expensive
B
NZ Jewellers
832fd1d8-e403-43b4-a407-031290372245 · Nov 5
$14,212 SGD
$11,089 USD
View
14 more retailers have this diamond
Prices start from $6,421 SGDSave up to $7,791 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
1.50ct Heart
$6,421 SGD