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Heart|Natural|IGI

1.59ct I VVS1 Heart Natural Diamond

VG • I/VVS1 • IGI 781623358IF

Certificate IGI 781623358IF

Diamond specifications and retailer prices

From £3,046 GBP
As of November 5, 2026
Save £1,328 GBP (30%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,374 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 1.59ct natural heart diamond

This 1.59ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 781623358IF. Listed at 3 retailers as of November 5, 2026, with prices from £3,046 to £4,374, a £1,328 spread on the same certified stone. 77 Diamonds lists it at £4,374. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.59
Carat
I
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 781623358IF
Dimensions7.26 × 7.93 × 4.58 mm
L/W Ratio1.09
Top View
7.26 mm7.93 mm1.59 ctI / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 781623358IF
Side View
Table 55.0%CrownGirdlePavilionCuletDepth 57.8%

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: Nov 5
Current: £4,374 GBP|Low: £3,046 GBP|High: £4,433 GBP|Avg: £3,684 GBP|+1.1%
77 Diamonds
Retailer 2
Retailer 3
November 5, 2026
Retailer 2£3,046 GBP
Retailer 3£3,567 GBP
77 Diamonds£4,374 GBP

46 data points across 3 retailers

3 retailers£3,046 GBP to £4,374 GBP

A
Cheapest Retailer
-
£3,046 GBP
B+
Retailer 2
-
£3,567 GBP
View
Most Expensive
B+
77 Diamonds
HSCPYUUQ5YRZ · Nov 5
£4,374 GBP
View
2 more retailers have this diamond
Prices start from £3,046 GBPSave up to £1,328 GBP

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
1.59ct Heart
£3,046 GBP