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Oval|Natural|GIA

1.53ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 6312569693

Certificate GIA 6312569693

Diamond specifications and retailer prices

From £4,250 GBP
$5,695 USD
As of October 30, 2026
Save £1,445 GBP (25%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,695 GBP at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 1.53ct natural oval diamond

This 1.53ct natural oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6312569693. Listed at 5 retailers as of October 30, 2026, with prices from £4,250 to £5,695, a £1,445 spread on the same certified stone. 77 Diamonds lists it at £5,695. 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

1.53
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6312569693
Dimensions9.01 × 6.55 × 4.16 mm
L/W Ratio1.38
Top View
9.01 mm6.55 mm1.53 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6312569693
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 63.4%

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: Oct 30
Current: £5,695 GBP|Low: £4,116 GBP|High: £5,732 GBP|Avg: £4,751 GBP|+1.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 2£4,250 GBP
Retailer 5£4,395 GBP
Retailer 3£4,528 GBP
Retailer 4£4,545 GBP
77 Diamonds£5,695 GBP

32 data points across 5 retailers

5 retailers£4,250 GBP to £5,695 GBP

B+
Cheapest Retailer
-
£4,250 GBP
$5,695 USD
B+
Retailer 2
-
£4,395 GBP
$5,889 USD
View
B+
Retailer 3
-
£4,528 GBP
$6,067 USD
View
Final sale: no returns
B+
Retailer 4
-
£4,545 GBP
$6,090 USD
View
Most Expensive
B+
77 Diamonds
OVZKWAAKZPF · Oct 31
£5,695 GBP
View
4 more retailers have this diamond
Prices start from £4,250 GBPSave up to £1,445 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+
1.53ct Oval
£4,250 GBP