CaratHunter
Plans
Oval|Natural|GIA

1.20ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 1236691995

Certificate GIA 1236691995

Diamond specifications and retailer prices

From $4,588 USD
A$7,058 AUD
5 retailers carry this diamond
Most expensive: $5,721 USD at Cape Diamonds
View at Cape Diamonds

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded D 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 1236691995. Listed at 5 retailers. 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

1.20
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1236691995
Dimensions8.58 × 6.01 × 3.70 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle
Top View
8.58 mm6.01 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236691995
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $5,721 USD|Low: $3,635 USD|High: $7,519 USD|Avg: $4,901 USD
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
September 14, 2026
Retailer 9$3,635 USD
Retailer 6$3,761 USD
Retailer 11$4,159 USD
Retailer 3$4,535 USD
Retailer 8$4,538 USD
Retailer 5$4,539 USD
Retailer 2$4,588 USD
Retailer 10$4,864 USD
Retailer 4$5,466 USD
Cape Diamonds$5,721 USD
Retailer 7$7,112 USD

17 data points across 11 retailers

5 retailers

B+
Retailer 1
-
$4,159 USD
Price last confirmed 32 days ago
B+
Retailer 2
-
$4,588 USD
A$7,058 AUD
View
B
Retailer 3
-
$5,325 USD
€5,071 EUR
View
Price last confirmed 80 days ago
B
Retailer 4
-
$5,466 USD
₹520,591 INR
View
Price last confirmed 29 days ago
Most Expensive
B
Cape Diamonds
cert_1236691995 · Aug 8
$5,721 USD
ZAR 92,429 ZAR
View
Price last confirmed 54 days ago
4 more retailers have this diamond
Prices start from $4,588 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.

B+
1.20ct Oval
$4,588 USD