Heart|Natural|GIA

1.54ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 2537604667

Certificate GIA 2537604667

Diamond specifications and retailer prices

From $4,088 USD
SGD 5,524 SGD
As of October 29, 2026
Save $4,081 USD (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,169 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.54ct natural heart diamond

This 1.54ct 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 2537604667. Listed at 9 retailers as of October 27, 2026, with prices from $4,088 to $8,169, a $4,081 spread on the same certified stone. NZ Jewellers lists it at $8,169. 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

1.54
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2537604667
Dimensions7.73 × 6.80 × 4.25 mm
L/W Ratio1.14
Top View
7.73 mm6.80 mm1.54 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2537604667
Side View
Table 60.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 62.5%

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: Oct 29
Current: $8,169 USD|Low: $3,469 USD|High: $8,481 USD|Avg: $5,235 USD|+4.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6$4,088 USD
Retailer 3$4,219 USD
Retailer 9$4,255 USD
Retailer 8$4,328 USD
Retailer 5$4,689 USD
Retailer 7$4,819 USD
Retailer 2$4,868 USD
Retailer 4$7,183 USD
NZ Jewellers$8,169 USD

41 data points across 9 retailers

9 retailers$4,088 USD to $8,169 USD

A
Cheapest Retailer
-
$4,088 USD
SGD 5,524 SGD
A
Retailer 2
-
$4,219 USD
£3,322 GBP
View
Retailer 3
-
$4,255 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$4,328 USD
View
Final sale: no returns
A
Retailer 5
-
$4,689 USD
View
A
Retailer 6
-
$4,819 USD
View
A
Retailer 7
-
$4,868 USD
View
B+
Retailer 8
-
$7,183 USD
£5,656 GBP
View
Most Expensive
B
NZ Jewellers
00fefd4b-2c31-4732-ad66-3484f04b1f7f · Oct 27
$8,169 USD
View
8 more retailers have this diamond
Prices start from $4,088 USDSave up to $4,081 USD

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
1.54ct Heart
$4,088 USD