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Heart|Natural|GIA

1.70ct L SI2 Heart Natural Diamond

EX • L/SI2 • GIA 5241029845

Certificate GIA 5241029845

Diamond specifications and retailer prices

From $3,139 NZD
As of November 6, 2026
Save $1,549 NZD (33%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,688 NZD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5241029845. Listed at 2 retailers as of November 6, 2026, with prices from $3,139 to $4,688, a $1,549 spread on the same certified stone. GemTrove lists it at $4,688. 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

1.70
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle39.37°
OriginNatural
Grading LabGIA
CertificateGIA 5241029845
Dimensions6.91 × 8.12 × 4.91 mm
L/W Ratio1.18
Key to symbols
Twinning Wisp, Crystal, Feather, Needle
Top View
6.91 mm8.12 mm1.70 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5241029845
Side View
Table 60.0%CrownGirdle: THK-ETKPavilion 39.37°CuletDepth 60.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $4,688 NZD|Low: $3,047 NZD|High: $4,688 NZD|Avg: $3,932 NZD
GemTrove
Retailer 2
October 31, 2026
Retailer 2$3,139 NZD
GemTrove$4,688 NZD

7 data points across 2 retailers

2 retailers$3,139 NZD to $4,688 NZD

A
Cheapest Retailer
-
$3,139 NZD
Most Expensive
B+
GemTrove
GT-N-01270072-98 · Nov 6
$4,688 NZD
A$3,998 AUD
View
1 more retailer has this diamond
Prices start from $3,139 NZDSave up to $1,549 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
1.70ct Heart
$3,139 NZD