CaratHunter
Plans
Emerald|Natural|GIA

0.91ct J SI2 Emerald Natural Diamond

ID • J/SI2 • GIA 6312866872

Certificate GIA 6312866872

Diamond specifications and retailer prices

From £783 GBP
HK$8,200 HKD
As of October 30, 2026
Save £1,551 GBP (66%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,334 GBP at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 0.91ct natural emerald diamond

This 0.91ct natural emerald sits in the just-under-one-carat band, graded J 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 6312866872. Listed at 14 retailers as of October 30, 2026, with prices from £783 to £2,334, a £1,551 spread on the same certified stone. Moon Ocean lists it at £2,334. 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
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6312866872
Dimensions6.16 × 4.50 × 3.08 mm
L/W Ratio1.37
Top View
6.16 mm4.50 mm0.91 ctJ / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6312866872
Side View
Table 62.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 68.5%

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: £2,334 GBP|Low: £761 GBP|High: £2,357 GBP|Avg: £1,163 GBP|-1.0%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 5£783 GBP
Retailer 16£829 GBP
Retailer 3£861 GBP
Retailer 6£899 GBP
Retailer 12£899 GBP
Retailer 14£899 GBP
Retailer 11£934 GBP
Retailer 8£963 GBP
Retailer 4£1,000 GBP
Retailer 2£1,026 GBP
Retailer 15£1,037 GBP
Retailer 9£1,258 GBP
Retailer 7£1,301 GBP
Retailer 10£1,656 GBP
Retailer 13£2,193 GBP
Moon Ocean£2,334 GBP

26 data points across 16 retailers

14 retailers£783 GBP to £2,334 GBP

B+
Cheapest Retailer
-
£783 GBP
HK$8,200 HKD
B+
Retailer 2
-
£829 GBP
$1,111 USD
View
Final sale: no returns
B+
Retailer 3
-
£861 GBP
$1,154 USD
View
B
Retailer 4
-
£899 GBP
$1,205 USD
View
B
Retailer 5
-
£899 GBP
$1,205 USD
View
B
Retailer 6
-
£934 GBP
$1,251 USD
View
B
Retailer 7
-
£963 GBP
$1,290 USD
View
B
Retailer 8
-
£1,000 GBP
$1,339 USD
View
B
Retailer 9
-
£1,026 GBP
View
B
Retailer 10
-
£1,037 GBP
$1,390 USD
View
B
Retailer 11
-
£1,258 GBP
€1,605 EUR
View
B
Retailer 12
-
£1,656 GBP
View
B
Retailer 13
-
£2,193 GBP
$2,939 USD
View
Most Expensive
B
Moon Ocean
NVN-E7C8D75B1-872 · Oct 30
£2,334 GBP
View
13 more retailers have this diamond
Prices start from £783 GBPSave up to £1,551 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+
0.91ct Emerald
£783 GBP