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Oval|Natural|IGI

1.02ct K SI2 Oval Natural Diamond

VG • K/SI2 • IGI 689598786

Shape and cutting style on the report: Oval brilliant

Certificate IGI 689598786

Diamond specifications and retailer prices

From £749 GBP
As of November 5, 2026
Save £1,159 GBP (61%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,907 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural oval diamond

This 1.02ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 689598786. Listed at 15 retailers as of November 5, 2026, with prices from £749 to £1,907, a £1,159 spread on the same certified stone. NZ Jewellers lists it at £1,907. 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
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 689598786
Dimensions8.30 × 5.53 × 3.45 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Top View
8.30 mm5.53 mm1.02 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 689598786
Side View
Table 58.0%Crown 36°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 62.4%

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: Nov 5
Current: £1,011 GBP|Low: £601 GBP|High: £1,449 GBP|Avg: £935 GBP|-4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3£601 GBP
Retailer 8£749 GBP
Retailer 5£766 GBP
Retailer 9£782 GBP
Retailer 6£809 GBP
Retailer 7£845 GBP
Retailer 10£882 GBP
Retailer 11£990 GBP
Retailer 1£1,011 GBP
Retailer 2£1,345 GBP
Retailer 4£1,431 GBP

27 data points across 11 retailers

15 retailers£749 GBP to £1,907 GBP

B+
Cheapest Retailer
-
£749 GBP
B+
Retailer 2
-
£766 GBP
View
Retailer 3
-
£782 GBP
View
Price last confirmed 54 days ago
Retailer 4
-
£782 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£782 GBP
View
B+
Retailer 6
-
£809 GBP
View
B+
Retailer 7
-
£812 GBP
View
B+
Retailer 8
-
£845 GBP
View
B+
Retailer 9
-
£882 GBP
View
Retailer 10
-
£903 GBP
View
Price last confirmed 53 days ago
B+
Retailer 11
-
£903 GBP
View
B+
Retailer 12
-
£1,011 GBP
View
B+
Retailer 13
-
£1,431 GBP
View
Retailer 14
-
£1,907 GBP
View
Price last confirmed 53 days ago
Most Expensive
B
NZ Jewellers
0136326c-7d49-40b3-9f50-2432d8099b4e · Nov 5
£1,907 GBP
$2,553 USD
View
14 more retailers have this diamond
Prices start from £749 GBPSave up to £1,159 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 Oval
£749 GBP