Oval|Natural|GIA

1.55ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 6545134058

Certificate GIA 6545134058

Diamond specifications and retailer prices

From $5,974 USD
As of November 5, 2026
Save $1,805 USD (23%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,779 USD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.55ct natural oval diamond

This 1.55ct natural oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545134058. Listed at 7 retailers as of November 5, 2026, with prices from $5,974 to $7,779, a $1,805 spread on the same certified stone. GemTrove lists it at $7,779. 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

1.55
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545134058
Dimensions8.91 × 6.61 × 4.09 mm
L/W Ratio1.35
Top View
8.91 mm6.61 mm1.55 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545134058
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,125 USD|Low: $5,683 USD|High: $7,420 USD|Avg: $6,445 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$5,974 USD
Retailer 1$6,125 USD
Retailer 4$6,214 USD
Retailer 5$6,414 USD
Retailer 2$6,440 USD
Retailer 6$6,544 USD

46 data points across 6 retailers

7 retailers$5,974 USD to $7,779 USD

A
Cheapest Retailer
-
$5,974 USD
A
Retailer 2
-
$6,125 USD
View
A
Retailer 3
-
$6,214 USD
View
A
Retailer 4
-
$6,414 USD
View
Final sale: no returns
A
Retailer 5
-
$6,440 USD
View
A
Retailer 6
-
$6,544 USD
View
Most Expensive
B+
GemTrove
GT-N-01286970-98 · Nov 6
$7,779 USD
A$11,968 AUD
View
6 more retailers have this diamond
Prices start from $5,974 USDSave up to $1,805 USD

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
1.55ct Oval
$5,974 USD