CaratHunter
Plans
Oval|Natural|GIA

1.52ct K SI1 Oval Natural Diamond

ID • K/SI1 • GIA 77

Certificate GIA 77

Diamond specifications and retailer prices

From £3,927 GBP
As of November 6, 2026
Save £1,012 GBP (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,939 GBP at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.52ct natural oval diamond

This 1.52ct natural oval 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. Listed at 3 retailers as of November 5, 2026, with prices from £3,927 to £4,939, a £1,012 spread on the same certified stone. Blue Nile lists it at £4,939. 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

1.52
Carat
K
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 77
Dimensions8.92 × 6.46 × 3.92 mm
L/W Ratio1.38
Top View
8.92 mm6.46 mm1.52 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 77
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 60.7%

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: £4,939 GBP|Low: £3,927 GBP|High: £4,939 GBP|Avg: £4,237 GBP
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 2£3,927 GBP
Retailer 3£4,197 GBP
Blue Nile£4,939 GBP

2 data points across 3 retailers

3 retailers£3,927 GBP to £4,939 GBP

B+
Cheapest Retailer
-
£3,927 GBP
B
Retailer 2
-
£4,197 GBP
View
Most Expensive
B
Blue Nile
18132917 · Nov 5
£4,939 GBP
$6,611 USD
View
2 more retailers have this diamond
Prices start from £3,927 GBPSave up to £1,012 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+
1.52ct Oval
£3,927 GBP