Round|Natural|GIA

0.82ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1275719120

Certificate GIA 1275719120

Diamond specifications and retailer prices

From £1,337 GBP
$1,792 USD
As of October 30, 2026
Save £1,235 GBP (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,577 GBP at NZ Jewellers · As of October 14, 2026
View at NZ Jewellers

About this 0.82ct natural round diamond

This 0.82ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1275719120. Listed at 9 retailers as of October 26, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.82
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1275719120
Dimensions5.95 × 5.99 × 3.73 mm
L/W Ratio1.01
Top View
5.95 mm5.99 mm0.82 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1275719120
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 62.4%

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 30
Current: £1,615 GBP|Low: £1,337 GBP|High: £2,613 GBP|Avg: £1,786 GBP|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5£1,337 GBP
Retailer 7£1,467 GBP
Retailer 1£1,615 GBP
Retailer 4£1,692 GBP
Retailer 6£1,754 GBP
Retailer 2£2,008 GBP
Retailer 3£2,572 GBP

41 data points across 7 retailers

9 retailers£1,337 GBP to £2,572 GBP

A
Cheapest Retailer
-
£1,337 GBP
$1,792 USD
Retailer 2
-
£1,533 GBP
$2,054 USD
View
Price last confirmed 32 days ago
B+
Retailer 3
-
£1,615 GBP
View
B+
Retailer 4
-
£1,692 GBP
View
Retailer 5
-
£1,692 GBP
$2,267 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,754 GBP
$2,350 USD
View
B+
Retailer 7
-
£2,008 GBP
€2,562 EUR
View
B
Retailer 8
-
£2,572 GBP
View
Most Expensive
NZ Jewellers
59629bc9-16df-41d7-9b7a-f9e619434d2c · Oct 14
£3,577 GBP
$4,793 USD
View
Price last confirmed 17 days ago
8 more retailers have this diamond
Prices start from £1,337 GBPSave up to £1,235 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
0.82ct Round
£1,337 GBP