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Heart|Natural|GIA

1.55ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1543310404

Certificate GIA 1543310404

Diamond specifications and retailer prices

From $2,867 USD
As of October 31, 2026
Save $1,376 USD (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,243 USD at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.55ct natural heart diamond

This 1.55ct 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 1543310404. Listed at 6 retailers as of October 31, 2026, with prices from $2,867 to $4,243, a $1,376 spread on the same certified stone. GemTrove lists it at $4,243. 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

1.55
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543310404
Dimensions7.34 × 8.03 × 4.77 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cloud, Crystal
Top View
7.34 mm8.03 mm1.55 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543310404
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: 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: Oct 31
Current: $3,120 USD|Low: $2,867 USD|High: $3,790 USD|Avg: $3,309 USD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3$2,867 USD
Retailer 5$2,966 USD
Retailer 2$3,096 USD
Retailer 1$3,120 USD
Retailer 4$3,375 USD

46 data points across 5 retailers

6 retailers$2,867 USD to $4,243 USD

A
Cheapest Retailer
-
$2,867 USD
A
Retailer 2
-
$2,966 USD
MYR 12,083 MYR
View
A
Retailer 3
-
$3,096 USD
£2,438 GBP
View
A
Retailer 4
-
$3,120 USD
₹297,133 INR
View
A
Retailer 5
-
$3,375 USD
SGD 4,561 SGD
View
Most Expensive
B+
GemTrove
GT-N-01269890-98 · Nov 2
$4,243 USD
A$6,528 AUD
View
5 more retailers have this diamond
Prices start from $2,867 USDSave up to $1,376 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
1.55ct Heart
$2,867 USD