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Heart|Natural|GIA

0.91ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 2537718927

Certificate GIA 2537718927

Diamond specifications and retailer prices

From $1,264 SGD
$986 USD
As of October 28, 2026
Save $2,302 SGD (65%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,566 SGD at Moon Ocean · As of October 29, 2026
View at Moon Ocean

About this 0.91ct natural heart diamond

This 0.91ct natural heart sits in the just-under-one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537718927. Listed at 12 retailers as of October 28, 2026, with prices from $1,264 to $3,566, a $2,302 spread on the same certified stone. Moon Ocean lists it at $3,566. 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

0.91
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle39.32°
Pavilion angle39.29°
OriginNatural
Grading LabGIA
CertificateGIA 2537718927
Dimensions5.79 × 6.60 × 3.92 mm
L/W Ratio1.14
Top View
5.79 mm6.60 mm0.91 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537718927
Side View
Table 56.0%Crown 39.32°Girdle: STK-ETKPavilion 39.29°Culet: NoneDepth 59.4%

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: Oct 28
Current: $3,566 SGD|Low: $1,200 SGD|High: $3,723 SGD|Avg: $1,925 SGD|-3.8%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 9$1,264 SGD
Retailer 11$1,311 SGD
Retailer 5$1,370 SGD
Retailer 7$1,370 SGD
Retailer 6$1,423 SGD
Retailer 10$1,576 SGD
Retailer 12$1,600 SGD
Retailer 2$1,611 SGD
Retailer 4$1,638 SGD
Retailer 8$2,523 SGD
Retailer 3$3,341 SGD
Moon Ocean$3,566 SGD

42 data points across 12 retailers

12 retailers$1,264 SGD to $3,566 SGD

A
Cheapest Retailer
-
$1,264 SGD
$986 USD
Final sale: no returns
A
Retailer 2
-
$1,311 SGD
$1,023 USD
View
A
Retailer 3
-
$1,370 SGD
$1,069 USD
View
A
Retailer 4
-
$1,370 SGD
$1,069 USD
View
A
Retailer 5
-
$1,423 SGD
$1,110 USD
View
A
Retailer 6
-
$1,576 SGD
$1,230 USD
View
A
Retailer 7
-
$1,600 SGD
£983 GBP
View
A
Retailer 8
-
$1,611 SGD
£990 GBP
View
A
Retailer 9
-
$1,638 SGD
$1,278 USD
View
B+
Retailer 10
-
$2,523 SGD
£1,550 GBP
View
B
Retailer 11
-
$3,341 SGD
$2,607 USD
View
Most Expensive
B
Moon Ocean
NVN-6C8419425-927 · Oct 29
$3,566 SGD
£2,191 GBP
View
11 more retailers have this diamond
Prices start from $1,264 SGDSave up to $2,302 SGD

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
0.91ct Heart
$1,264 SGD