CaratHunter
Plans
Marquise|Natural|HRD

3.40ct I SI2 Marquise Natural Diamond

EX • I/SI2 • HRD 260000280711

Certificate HRD 260000280711

Diamond specifications and retailer prices

From $31,234 AUD
₹2,084,686 INR
As of November 1, 2026
Save $5,127 AUD (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $36,360 AUD at B2C Jewels · As of October 31, 2026
View at B2C Jewels

About this 3.4ct natural marquise diamond

This 3.4ct natural marquise sits in the three to five carat band, graded I 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 HRD 260000280711. Listed at 2 retailers as of October 31, 2026, with prices from $31,234 to $36,360, a $5,127 spread on the same certified stone. B2C Jewels lists it at $36,360. 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

3.40
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000280711
Dimensions15.38 × 7.85 × 4.57 mm
L/W Ratio1.96
Top View
15.38 mm7.85 mm3.40 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000280711
Side View
Table 58.0%CrownGirdle: Very ThickPavilionCulet: 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 1
Current: $36,360 AUD|Low: $31,234 AUD|High: $37,853 AUD|Avg: $34,053 AUD|-3.9%
B2C Jewels
Retailer 2
November 1, 2026
Retailer 2$31,234 AUD
B2C Jewels$36,360 AUD

4 data points across 2 retailers

2 retailers$31,234 AUD to $36,360 AUD

A
Cheapest Retailer
-
$31,234 AUD
₹2,084,686 INR
Most Expensive
B+
B2C Jewels
37407519 · Oct 31
$36,360 AUD
$25,482 USD
View
1 more retailer has this diamond
Prices start from $31,234 AUDSave up to $5,127 AUD

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
3.40ct Marquise
$31,234 AUD