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Round|Natural|GIA

1.02ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 1475203059

Certificate GIA 1475203059

Diamond specifications and retailer prices

From £2,470 GBP
As of November 6, 2026
Save £3,806 GBP (61%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £6,277 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1475203059. Listed at 16 retailers as of November 5, 2026, with prices from £2,470 to £6,277, a £3,806 spread on the same certified stone. Diamond Quarter lists it at £6,277. 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

1.02
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 1475203059
Dimensions6.29 × 6.23 × 4.02 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.29 mm6.23 mm1.02 ctG / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1475203059
Side View
Table 56.0%Crown 37.5°Girdle: ThickPavilion 40°Culet: NoneDepth 64.3%

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: Nov 6
Current: £3,750 GBP|Low: £2,470 GBP|High: £5,199 GBP|Avg: £3,259 GBP|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10£2,470 GBP
Retailer 6£2,500 GBP
Retailer 9£2,638 GBP
Retailer 8£2,667 GBP
Retailer 2£2,891 GBP
Retailer 4£3,095 GBP
Retailer 7£3,294 GBP
Retailer 3£3,455 GBP
Retailer 1£3,750 GBP
Retailer 5£5,124 GBP

43 data points across 10 retailers

16 retailers£2,470 GBP to £6,277 GBP

B+
Cheapest Retailer
-
£2,470 GBP
B+
Retailer 2
-
£2,500 GBP
View
B
Retailer 3
-
£2,638 GBP
View
B
Retailer 4
-
£2,667 GBP
View
Retailer 5
-
£2,784 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£2,784 GBP
View
B
Retailer 7
-
£2,891 GBP
View
B
Retailer 8
-
£3,095 GBP
View
B
Retailer 9
-
£3,212 GBP
View
Retailer 10
-
£3,294 GBP
View
Price last confirmed 33 days ago
B
Retailer 11
-
£3,455 GBP
View
Retailer 12
-
£3,476 GBP
View
Price last confirmed 14 days ago
B
Retailer 13
-
£3,750 GBP
View
B
Retailer 14
-
£5,124 GBP
View
B
Retailer 15
-
£5,353 GBP
View
Most Expensive
B
Diamond Quarter
1.02SI1G14591C55N · Nov 5
£6,277 GBP
View
15 more retailers have this diamond
Prices start from £2,470 GBPSave up to £3,806 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+
1.02ct Round
£2,470 GBP