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Heart|Natural|GIA

1.54ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1555655110

Certificate GIA 1555655110

Diamond specifications and retailer prices

From $5,744 NZD
$3,232 USD
As of October 31, 2026
Save $2,190 NZD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,934 NZD at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two carat band, graded H 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 1555655110. Listed at 6 retailers as of October 31, 2026, with prices from $5,744 to $7,934, a $2,190 spread on the same certified stone. GemTrove lists it at $7,934. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555655110
Dimensions6.96 × 8.12 × 4.76 mm
L/W Ratio1.17
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cloud, Needle
Top View
6.96 mm8.12 mm1.54 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555655110
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.6%

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: Oct 31
Current: $5,875 NZD|Low: $5,199 NZD|High: $7,102 NZD|Avg: $6,239 NZD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$5,744 NZD
Retailer 3$5,847 NZD
Retailer 1$5,875 NZD
Retailer 2$6,197 NZD
Retailer 5$6,731 NZD

46 data points across 5 retailers

6 retailers$5,744 NZD to $7,934 NZD

A
Cheapest Retailer
-
$5,744 NZD
$3,232 USD
A
Retailer 2
-
$5,847 NZD
$3,290 USD
View
Final sale: no returns
A
Retailer 3
-
$5,875 NZD
₹314,790 INR
View
A
Retailer 4
-
$6,197 NZD
£2,745 GBP
View
A
Retailer 5
-
$6,731 NZD
SGD 5,118 SGD
View
Most Expensive
B+
GemTrove
GT-N-01269908-98 · Nov 2
$7,934 NZD
A$6,868 AUD
View
5 more retailers have this diamond
Prices start from $5,744 NZDSave up to $2,190 NZD

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
$5,744 NZD