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Heart|Natural|GIA

1.50ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 2537397933

Certificate GIA 2537397933

Diamond specifications and retailer prices

From $5,680 SGD
HK$34,700 HKD
As of November 2, 2026
Save $6,444 SGD (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,125 SGD at Queensmith · As of October 28, 2026
View at Queensmith

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537397933. Listed at 21 retailers as of October 28, 2026, with prices from $5,680 to $12,125, a $6,444 spread on the same certified stone. Queensmith lists it at $12,125. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2537397933
Dimensions8.06 × 7.13 × 4.69 mm
L/W Ratio1.13
Top View
8.06 mm7.13 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2537397933
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.2%

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 2
Current: $12,125 SGD|Low: $5,631 SGD|High: $12,407 SGD|Avg: $8,029 SGD|+1.6%
Queensmith
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
November 2, 2026
Retailer 15$5,680 SGD
Retailer 2$6,055 SGD
Retailer 16$6,325 SGD
Retailer 8$6,476 SGD
Retailer 13$6,521 SGD
Retailer 17$6,687 SGD
Retailer 5$6,846 SGD
Retailer 11$7,237 SGD
Retailer 4$7,418 SGD
Retailer 9$7,418 SGD
Retailer 10$7,477 SGD
Retailer 7$7,617 SGD
Retailer 18$7,781 SGD
Retailer 3$8,560 SGD
Retailer 14$9,114 SGD
Retailer 12$10,929 SGD
Queensmith$12,125 SGD
Retailer 6$12,407 SGD

31 data points across 18 retailers

21 retailers$5,680 SGD to $12,125 SGD

A
Cheapest Retailer
-
$5,680 SGD
HK$34,700 HKD
A
Retailer 2
-
$6,055 SGD
₹450,921 INR
View
Retailer 3
-
$6,325 SGD
$4,946 USD
View
Price last confirmed 11 days ago
B+
Retailer 4
-
$6,476 SGD
View
B+
Retailer 5
-
$6,521 SGD
$5,099 USD
View
B+
Retailer 6
-
$6,687 SGD
View
B+
Retailer 7
-
$6,846 SGD
$5,353 USD
View
Final sale: no returns
B+
Retailer 8
-
$6,952 SGD
$5,436 USD
View
B+
Retailer 9
-
$6,957 SGD
$5,440 USD
View
B+
Retailer 10
-
$7,237 SGD
£4,455 GBP
View
B+
Retailer 11
-
$7,272 SGD
A$8,748 AUD
View
Retailer 12
-
$7,418 SGD
$5,800 USD
View
Price last confirmed 17 days ago
Retailer 13
-
$7,418 SGD
$5,800 USD
View
Price last confirmed 15 days ago
Retailer 14
-
$7,418 SGD
$5,800 USD
View
Price last confirmed 16 days ago
Retailer 15
-
$7,477 SGD
A$8,994 AUD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
$7,617 SGD
$5,956 USD
View
B+
Retailer 17
-
$7,781 SGD
$6,084 USD
View
Retailer 18
-
$8,560 SGD
$6,693 USD
View
Price last confirmed 14 days ago
B+
Retailer 19
-
$9,114 SGD
ZAR 115,131 ZAR
View
B
Retailer 20
-
$10,929 SGD
£6,729 GBP
View
Most Expensive
B
Queensmith
2537397933 · Oct 28
$12,125 SGD
£7,465 GBP
View
20 more retailers have this diamond
Prices start from $5,680 SGDSave up to $6,444 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
$5,680 SGD