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Oval|Lab Grown|IGI

1.70ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG816611171

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816611171

Diamond specifications and retailer prices

From $520 SGD
$406 USD
As of October 28, 2026
Save $4,997 SGD (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,518 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.7ct lab-grown oval diamond

This 1.7ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816611171 or 816611171. Listed at 18 retailers as of October 28, 2026, with prices from $520 to $5,518, a $4,997 spread on the same certified stone. Rare Carat lists it at $5,518. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816611171
Dimensions9.76 × 6.69 × 4.15 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.76 mm6.69 mm1.70 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816611171
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

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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: $5,518 SGD|Low: $520 SGD|High: $6,742 SGD|Avg: $1,682 SGD|-2.0%
Rare Carat
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 3$520 SGD
Retailer 8$556 SGD
Retailer 9$682 SGD
Retailer 10$691 SGD
Retailer 13$814 SGD
Retailer 15$974 SGD
Retailer 12$992 SGD
Retailer 2$1,038 SGD
Retailer 7$1,094 SGD
Retailer 4$1,319 SGD
Retailer 16$1,637 SGD
Retailer 5$1,908 SGD
Retailer 6$1,937 SGD
Retailer 18$2,010 SGD
Retailer 14$2,198 SGD
Retailer 11$2,269 SGD
Retailer 17$4,588 SGD
Rare Carat$5,518 SGD

37 data points across 18 retailers

18 retailers$520 SGD to $5,518 SGD

A
Cheapest Retailer
-
$520 SGD
$406 USD
Final sale: no returns
A
Retailer 2
-
$556 SGD
$434 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$691 SGD
$539 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$691 SGD
$539 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$814 SGD
$635 USD
View
A
Retailer 6
-
$974 SGD
$760 USD
View
A
Retailer 7
-
$992 SGD
ZAR 12,508 ZAR
View
A
Retailer 8
-
$1,038 SGD
£638 GBP
View
A
Retailer 9
-
$1,319 SGD
$1,029 USD
View
B+
Retailer 10
-
$1,637 SGD
$1,277 USD
View
B+
Retailer 11
-
$1,908 SGD
$1,489 USD
View
B+
Retailer 12
-
$1,937 SGD
$1,511 USD
View
B+
Retailer 13
-
$2,010 SGD
$1,568 USD
View
B+
Retailer 14
-
$2,198 SGD
$1,715 USD
View
B+
Retailer 15
-
$2,220 SGD
$1,732 USD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$2,269 SGD
£1,394 GBP
View
B
Retailer 17
-
$4,588 SGD
$3,580 USD
View
Most Expensive
B
Rare Carat
C451-27A · Oct 28
$5,518 SGD
$4,305 USD
View
17 more retailers have this diamond
Prices start from $520 SGDSave up to $4,997 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
1.70ct Oval
$520 SGD