CaratHunter
Plans
Heart|Natural|GIA

0.91ct G VS1 Heart Natural Diamond

ID • G/VS1 • GIA 6531324970

Certificate GIA 6531324970

Diamond specifications and retailer prices

From £1,656 GBP
$2,219 USD
As of October 31, 2026
Save £2,485 GBP (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £4,141 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural heart diamond

This 0.91ct natural heart sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6531324970. Listed at 9 retailers as of October 30, 2026, with prices from £1,656 to £4,141, a £2,485 spread on the same certified stone. NZ Jewellers lists it at £4,141. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
G
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle38.9°
OriginNatural
Grading LabGIA
CertificateGIA 6531324970
Dimensions5.88 × 6.49 × 3.85 mm
L/W Ratio1.10
Top View
5.88 mm6.49 mm0.91 ctG / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531324970
Side View
Table 58.0%CrownGirdle: STK-THKPavilion 38.9°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £4,141 GBP|Low: £1,518 GBP|High: £4,141 GBP|Avg: £2,455 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5£1,656 GBP
Retailer 7£1,832 GBP
Retailer 8£1,979 GBP
Retailer 3£2,137 GBP
Retailer 6£2,290 GBP
Retailer 4£2,335 GBP
Retailer 2£3,470 GBP
NZ Jewellers£4,141 GBP

42 data points across 8 retailers

9 retailers£1,656 GBP to £4,141 GBP

B+
Cheapest Retailer
-
£1,656 GBP
$2,219 USD
Final sale: no returns
B+
Retailer 2
-
£1,832 GBP
$2,455 USD
View
B+
Retailer 3
-
£1,979 GBP
CA$3,682 CAD
View
B+
Retailer 4
-
£2,137 GBP
View
B
Retailer 5
-
£2,290 GBP
$3,068 USD
View
B
Retailer 6
-
£2,290 GBP
$3,069 USD
View
B+
Retailer 7
-
£2,335 GBP
€2,980 EUR
View
B
Retailer 8
-
£3,470 GBP
View
Most Expensive
B
NZ Jewellers
1b12cb70-0b4f-4be4-97ff-f74f8776ddee · Oct 30
£4,141 GBP
$5,548 USD
View
8 more retailers have this diamond
Prices start from £1,656 GBPSave up to £2,485 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.

B+
0.91ct Heart
£1,656 GBP