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Radiant|Natural|GIA

1.98ct K SI1 Radiant Natural Diamond

EX • K/SI1 • GIA 1503961801

Certificate GIA 1503961801

Diamond specifications and retailer prices

From £3,026 GBP
As of November 6, 2026
Save £960 GBP (24%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,986 GBP at GemTrove · As of November 7, 2026
View at GemTrove

About this 1.98ct natural radiant diamond

This 1.98ct natural radiant sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1503961801. Listed at 7 retailers as of November 6, 2026, with prices from £3,026 to £3,986, a £960 spread on the same certified stone. GemTrove lists it at £3,986. 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

1.98
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1503961801
Dimensions6.76 × 6.72 × 4.59 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
6.76 mm6.72 mm1.98 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1503961801
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.3%

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: Nov 6
Current: £3,986 GBP|Low: £2,737 GBP|High: £4,034 GBP|Avg: £3,471 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 6£3,026 GBP
Retailer 4£3,141 GBP
Retailer 7£3,225 GBP
Retailer 3£3,354 GBP
Retailer 2£3,542 GBP
Retailer 5£3,588 GBP
GemTrove£3,986 GBP

41 data points across 7 retailers

7 retailers£3,026 GBP to £3,986 GBP

A
Cheapest Retailer
-
£3,026 GBP
A
Retailer 2
-
£3,141 GBP
View
Final sale: no returns
A
Retailer 3
-
£3,225 GBP
View
A
Retailer 4
-
£3,354 GBP
View
A
Retailer 5
-
£3,542 GBP
View
B+
Retailer 6
-
£3,588 GBP
View
Most Expensive
B+
GemTrove
GT-N-00942651-98 · Nov 7
£3,986 GBP
A$8,208 AUD
View
6 more retailers have this diamond
Prices start from £3,026 GBPSave up to £960 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
1.98ct Radiant
£3,026 GBP